Home / 76,227,445.46-105,193,645.72-41,420,242.10

Finding the Fourth Proportional to 76,227,445.46, 105,193,645.72 and 41,420,242.10

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Solution

The fourth proportional to 76,227,445.46, 105,193,645.72 and 41,420,242.10 is: 57,159,809.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,227,445.46 : 105,193,645.72 = 41,420,242.10 : x
  2. Step 2: Convert to fraction form
    76,227,445.46/105,193,645.72 = 41,420,242.10/x
  3. Step 3: Cross multiply
    76,227,445.46x = 105,193,645.72 × 41,420,242.10
  4. Step 4: Simplify right side
    76,227,445.46x = 4,357,146,273,104,029
  5. Step 5: Solve for x
    x = 4,357,146,273,104,029/76,227,445.46
  6. Step 6: Final answer
    x = 57,159,809.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.