Home / 56,832,005.70-85,248,008.55-52,129,080.90

Finding the Fourth Proportional to 56,832,005.70, 85,248,008.55 and 52,129,080.90

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Solution

The fourth proportional to 56,832,005.70, 85,248,008.55 and 52,129,080.90 is: 78,193,621.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,832,005.70 : 85,248,008.55 = 52,129,080.90 : x
  2. Step 2: Convert to fraction form
    56,832,005.70/85,248,008.55 = 52,129,080.90/x
  3. Step 3: Cross multiply
    56,832,005.70x = 85,248,008.55 × 52,129,080.90
  4. Step 4: Simplify right side
    56,832,005.70x = 4,443,900,334,266,841.50
  5. Step 5: Solve for x
    x = 4,443,900,334,266,841.50/56,832,005.70
  6. Step 6: Final answer
    x = 78,193,621.35

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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.