Home / 42,704,446.90-64,056,670.35-19,675,336.90

Finding the Fourth Proportional to 42,704,446.90, 64,056,670.35 and 19,675,336.90

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Solution

The fourth proportional to 42,704,446.90, 64,056,670.35 and 19,675,336.90 is: 29,513,005.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,704,446.90 : 64,056,670.35 = 19,675,336.90 : x
  2. Step 2: Convert to fraction form
    42,704,446.90/64,056,670.35 = 19,675,336.90/x
  3. Step 3: Cross multiply
    42,704,446.90x = 64,056,670.35 × 19,675,336.90
  4. Step 4: Simplify right side
    42,704,446.90x = 1,260,336,569,828,490.75
  5. Step 5: Solve for x
    x = 1,260,336,569,828,490.75/42,704,446.90
  6. Step 6: Final answer
    x = 29,513,005.35

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Similar ratio
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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.