Home / 22,429,240.90-30,952,380.12-12,115,964.14

Finding the Fourth Proportional to 22,429,240.90, 30,952,380.12 and 12,115,964.14

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Solution

The fourth proportional to 22,429,240.90, 30,952,380.12 and 12,115,964.14 is: 16,720,045.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,429,240.90 : 30,952,380.12 = 12,115,964.14 : x
  2. Step 2: Convert to fraction form
    22,429,240.90/30,952,380.12 = 12,115,964.14/x
  3. Step 3: Cross multiply
    22,429,240.90x = 30,952,380.12 × 12,115,964.14
  4. Step 4: Simplify right side
    22,429,240.90x = 375,017,927,581,568.94
  5. Step 5: Solve for x
    x = 375,017,927,581,568.94/22,429,240.90
  6. Step 6: Final answer
    x = 16,720,045.46

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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.