Home / 10,632,010.70-15,948,016.05-6,369,985.10

Finding the Fourth Proportional to 10,632,010.70, 15,948,016.05 and 6,369,985.10

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Solution

The fourth proportional to 10,632,010.70, 15,948,016.05 and 6,369,985.10 is: 9,554,977.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,632,010.70 : 15,948,016.05 = 6,369,985.10 : x
  2. Step 2: Convert to fraction form
    10,632,010.70/15,948,016.05 = 6,369,985.10/x
  3. Step 3: Cross multiply
    10,632,010.70x = 15,948,016.05 × 6,369,985.10
  4. Step 4: Simplify right side
    10,632,010.70x = 101,588,624,613,060.86
  5. Step 5: Solve for x
    x = 101,588,624,613,060.86/10,632,010.70
  6. Step 6: Final answer
    x = 9,554,977.65

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Double scale
Find fourth proportional to 10,632,011.70, 15,948,017.55 and 6,369,986.10
Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.