Home / 56,862,053.10-85,293,079.65-55,728,312.30

Finding the Fourth Proportional to 56,862,053.10, 85,293,079.65 and 55,728,312.30

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Solution

The fourth proportional to 56,862,053.10, 85,293,079.65 and 55,728,312.30 is: 83,592,468.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,862,053.10 : 85,293,079.65 = 55,728,312.30 : x
  2. Step 2: Convert to fraction form
    56,862,053.10/85,293,079.65 = 55,728,312.30/x
  3. Step 3: Cross multiply
    56,862,053.10x = 85,293,079.65 × 55,728,312.30
  4. Step 4: Simplify right side
    56,862,053.10x = 4,753,239,379,763,975
  5. Step 5: Solve for x
    x = 4,753,239,379,763,975/56,862,053.10
  6. Step 6: Final answer
    x = 83,592,468.45

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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.