Home / 42,402,551.05-63,616,595.88-15,105,280.91

Finding the Fourth Proportional to 42,402,551.05, 63,616,595.88 and 15,105,280.91

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Solution

The fourth proportional to 42,402,551.05, 63,616,595.88 and 15,105,280.91 is: 22,662,470.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,402,551.05 : 63,616,595.88 = 15,105,280.91 : x
  2. Step 2: Convert to fraction form
    42,402,551.05/63,616,595.88 = 15,105,280.91/x
  3. Step 3: Cross multiply
    42,402,551.05x = 63,616,595.88 × 15,105,280.91
  4. Step 4: Simplify right side
    42,402,551.05x = 960,946,551,305,348.75
  5. Step 5: Solve for x
    x = 960,946,551,305,348.75/42,402,551.05
  6. Step 6: Final answer
    x = 22,662,470.24

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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.