Home / 52,003,853.10-78,005,779.65-25,129,997.10

Finding the Fourth Proportional to 52,003,853.10, 78,005,779.65 and 25,129,997.10

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Solution

The fourth proportional to 52,003,853.10, 78,005,779.65 and 25,129,997.10 is: 37,694,995.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,003,853.10 : 78,005,779.65 = 25,129,997.10 : x
  2. Step 2: Convert to fraction form
    52,003,853.10/78,005,779.65 = 25,129,997.10/x
  3. Step 3: Cross multiply
    52,003,853.10x = 78,005,779.65 × 25,129,997.10
  4. Step 4: Simplify right side
    52,003,853.10x = 1,960,285,016,387,739.25
  5. Step 5: Solve for x
    x = 1,960,285,016,387,739.25/52,003,853.10
  6. Step 6: Final answer
    x = 37,694,995.65

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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.