Home / 10,822,421.40-16,233,632.10-5,153,717.40

Finding the Fourth Proportional to 10,822,421.40, 16,233,632.10 and 5,153,717.40

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Solution

The fourth proportional to 10,822,421.40, 16,233,632.10 and 5,153,717.40 is: 7,730,576.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,822,421.40 : 16,233,632.10 = 5,153,717.40 : x
  2. Step 2: Convert to fraction form
    10,822,421.40/16,233,632.10 = 5,153,717.40/x
  3. Step 3: Cross multiply
    10,822,421.40x = 16,233,632.10 × 5,153,717.40
  4. Step 4: Simplify right side
    10,822,421.40x = 83,663,552,218,968.55
  5. Step 5: Solve for x
    x = 83,663,552,218,968.55/10,822,421.40
  6. Step 6: Final answer
    x = 7,730,576.10

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Double scale
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Similar ratio
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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.