Home / 10,935,962.40-16,403,943.60-9,182,207.10

Finding the Fourth Proportional to 10,935,962.40, 16,403,943.60 and 9,182,207.10

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Solution

The fourth proportional to 10,935,962.40, 16,403,943.60 and 9,182,207.10 is: 13,773,310.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935,962.40 : 16,403,943.60 = 9,182,207.10 : x
  2. Step 2: Convert to fraction form
    10,935,962.40/16,403,943.60 = 9,182,207.10/x
  3. Step 3: Cross multiply
    10,935,962.40x = 16,403,943.60 × 9,182,207.10
  4. Step 4: Simplify right side
    10,935,962.40x = 150,624,407,391,919.56
  5. Step 5: Solve for x
    x = 150,624,407,391,919.56/10,935,962.40
  6. Step 6: Final answer
    x = 13,773,310.65

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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.