Home / 61,990,551.96-85,511,338.78-38,745,337.24

Finding the Fourth Proportional to 61,990,551.96, 85,511,338.78 and 38,745,337.24

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Solution

The fourth proportional to 61,990,551.96, 85,511,338.78 and 38,745,337.24 is: 53,446,300.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,990,551.96 : 85,511,338.78 = 38,745,337.24 : x
  2. Step 2: Convert to fraction form
    61,990,551.96/85,511,338.78 = 38,745,337.24/x
  3. Step 3: Cross multiply
    61,990,551.96x = 85,511,338.78 × 38,745,337.24
  4. Step 4: Simplify right side
    61,990,551.96x = 3,313,165,658,874,990.50
  5. Step 5: Solve for x
    x = 3,313,165,658,874,990.50/61,990,551.96
  6. Step 6: Final answer
    x = 53,446,300.35

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Double scale
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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.