Home / 42,704,447.40-64,056,671.10-19,675,337.40

Finding the Fourth Proportional to 42,704,447.40, 64,056,671.10 and 19,675,337.40

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Solution

The fourth proportional to 42,704,447.40, 64,056,671.10 and 19,675,337.40 is: 29,513,006.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,704,447.40 : 64,056,671.10 = 19,675,337.40 : x
  2. Step 2: Convert to fraction form
    42,704,447.40/64,056,671.10 = 19,675,337.40/x
  3. Step 3: Cross multiply
    42,704,447.40x = 64,056,671.10 × 19,675,337.40
  4. Step 4: Simplify right side
    42,704,447.40x = 1,260,336,616,613,329
  5. Step 5: Solve for x
    x = 1,260,336,616,613,329/42,704,447.40
  6. Step 6: Final answer
    x = 29,513,006.10

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Similar ratio
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1.5x scale

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.