Home / 56,680,060.10-85,020,090.15-18,345,449.30

Finding the Fourth Proportional to 56,680,060.10, 85,020,090.15 and 18,345,449.30

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Solution

The fourth proportional to 56,680,060.10, 85,020,090.15 and 18,345,449.30 is: 27,518,173.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,680,060.10 : 85,020,090.15 = 18,345,449.30 : x
  2. Step 2: Convert to fraction form
    56,680,060.10/85,020,090.15 = 18,345,449.30/x
  3. Step 3: Cross multiply
    56,680,060.10x = 85,020,090.15 × 18,345,449.30
  4. Step 4: Simplify right side
    56,680,060.10x = 1,559,731,753,328,254.50
  5. Step 5: Solve for x
    x = 1,559,731,753,328,254.50/56,680,060.10
  6. Step 6: Final answer
    x = 27,518,173.95

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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.