Home / 56,674,895.20-85,106,821.20-31,134,234.40

Finding the Fourth Proportional to 56,674,895.20, 85,106,821.20 and 31,134,234.40

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Solution

The fourth proportional to 56,674,895.20, 85,106,821.20 and 31,134,234.40 is: 46,753,253.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,674,895.20 : 85,106,821.20 = 31,134,234.40 : x
  2. Step 2: Convert to fraction form
    56,674,895.20/85,106,821.20 = 31,134,234.40/x
  3. Step 3: Cross multiply
    56,674,895.20x = 85,106,821.20 × 31,134,234.40
  4. Step 4: Simplify right side
    56,674,895.20x = 2,649,735,720,279,689
  5. Step 5: Solve for x
    x = 2,649,735,720,279,689/56,674,895.20
  6. Step 6: Final answer
    x = 46,753,253.11

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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.