Home / 42,704,445.15-64,056,667.73-19,675,335.15

Finding the Fourth Proportional to 42,704,445.15, 64,056,667.73 and 19,675,335.15

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Solution

The fourth proportional to 42,704,445.15, 64,056,667.73 and 19,675,335.15 is: 29,513,002.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,704,445.15 : 64,056,667.73 = 19,675,335.15 : x
  2. Step 2: Convert to fraction form
    42,704,445.15/64,056,667.73 = 19,675,335.15/x
  3. Step 3: Cross multiply
    42,704,445.15x = 64,056,667.73 × 19,675,335.15
  4. Step 4: Simplify right side
    42,704,445.15x = 1,260,336,406,081,563
  5. Step 5: Solve for x
    x = 1,260,336,406,081,563/42,704,445.15
  6. Step 6: Final answer
    x = 29,513,002.73

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Double scale
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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.