Home / 10,368,086.18-15,552,129.27-9,108,374.18

Finding the Fourth Proportional to 10,368,086.18, 15,552,129.27 and 9,108,374.18

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Solution

The fourth proportional to 10,368,086.18, 15,552,129.27 and 9,108,374.18 is: 13,662,561.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,086.18 : 15,552,129.27 = 9,108,374.18 : x
  2. Step 2: Convert to fraction form
    10,368,086.18/15,552,129.27 = 9,108,374.18/x
  3. Step 3: Cross multiply
    10,368,086.18x = 15,552,129.27 × 9,108,374.18
  4. Step 4: Simplify right side
    10,368,086.18x = 141,654,612,609,129.62
  5. Step 5: Solve for x
    x = 141,654,612,609,129.62/10,368,086.18
  6. Step 6: Final answer
    x = 13,662,561.27

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1.5x scale

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.