Home / 15,449,354.52-21,317,931.99-9,252,950.10

Finding the Fourth Proportional to 15,449,354.52, 21,317,931.99 and 9,252,950.10

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Solution

The fourth proportional to 15,449,354.52, 21,317,931.99 and 9,252,950.10 is: 12,767,767.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,449,354.52 : 21,317,931.99 = 9,252,950.10 : x
  2. Step 2: Convert to fraction form
    15,449,354.52/21,317,931.99 = 9,252,950.10/x
  3. Step 3: Cross multiply
    15,449,354.52x = 21,317,931.99 × 9,252,950.10
  4. Step 4: Simplify right side
    15,449,354.52x = 197,253,760,938,663.69
  5. Step 5: Solve for x
    x = 197,253,760,938,663.69/15,449,354.52
  6. Step 6: Final answer
    x = 12,767,767.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.