Home / 57,443,346.70-86,207,010.45-40,437,234.70

Finding the Fourth Proportional to 57,443,346.70, 86,207,010.45 and 40,437,234.70

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Solution

The fourth proportional to 57,443,346.70, 86,207,010.45 and 40,437,234.70 is: 60,685,411.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,443,346.70 : 86,207,010.45 = 40,437,234.70 : x
  2. Step 2: Convert to fraction form
    57,443,346.70/86,207,010.45 = 40,437,234.70/x
  3. Step 3: Cross multiply
    57,443,346.70x = 86,207,010.45 × 40,437,234.70
  4. Step 4: Simplify right side
    57,443,346.70x = 3,485,973,114,352,003
  5. Step 5: Solve for x
    x = 3,485,973,114,352,003/57,443,346.70
  6. Step 6: Final answer
    x = 60,685,411.19

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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.