Home / 22,191,711.04-30,625,507.02-12,402,154.95

Finding the Fourth Proportional to 22,191,711.04, 30,625,507.02 and 12,402,154.95

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Solution

The fourth proportional to 22,191,711.04, 30,625,507.02 and 12,402,154.95 is: 17,115,502.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,191,711.04 : 30,625,507.02 = 12,402,154.95 : x
  2. Step 2: Convert to fraction form
    22,191,711.04/30,625,507.02 = 12,402,154.95/x
  3. Step 3: Cross multiply
    22,191,711.04x = 30,625,507.02 × 12,402,154.95
  4. Step 4: Simplify right side
    22,191,711.04x = 379,822,283,484,352.75
  5. Step 5: Solve for x
    x = 379,822,283,484,352.75/22,191,711.04
  6. Step 6: Final answer
    x = 17,115,502.40

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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.