Home / 35,413,484.71-48,870,710.11-20,531,700.85

Finding the Fourth Proportional to 35,413,484.71, 48,870,710.11 and 20,531,700.85

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Solution

The fourth proportional to 35,413,484.71, 48,870,710.11 and 20,531,700.85 is: 28,333,805.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,413,484.71 : 48,870,710.11 = 20,531,700.85 : x
  2. Step 2: Convert to fraction form
    35,413,484.71/48,870,710.11 = 20,531,700.85/x
  3. Step 3: Cross multiply
    35,413,484.71x = 48,870,710.11 × 20,531,700.85
  4. Step 4: Simplify right side
    35,413,484.71x = 1,003,398,800,305,590.62
  5. Step 5: Solve for x
    x = 1,003,398,800,305,590.62/35,413,484.71
  6. Step 6: Final answer
    x = 28,333,805.85

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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.