Home / 21,944,459.20-32,916,688.80-9,160,715.20

Finding the Fourth Proportional to 21,944,459.20, 32,916,688.80 and 9,160,715.20

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Solution

The fourth proportional to 21,944,459.20, 32,916,688.80 and 9,160,715.20 is: 13,741,072.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,944,459.20 : 32,916,688.80 = 9,160,715.20 : x
  2. Step 2: Convert to fraction form
    21,944,459.20/32,916,688.80 = 9,160,715.20/x
  3. Step 3: Cross multiply
    21,944,459.20x = 32,916,688.80 × 9,160,715.20
  4. Step 4: Simplify right side
    21,944,459.20x = 301,540,411,423,829.75
  5. Step 5: Solve for x
    x = 301,540,411,423,829.75/21,944,459.20
  6. Step 6: Final answer
    x = 13,741,072.80

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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.