Home / 76,474,046.33-114,711,864.96-61,218,312.94

Finding the Fourth Proportional to 76,474,046.33, 114,711,864.96 and 61,218,312.94

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Solution

The fourth proportional to 76,474,046.33, 114,711,864.96 and 61,218,312.94 is: 91,828,106.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,474,046.33 : 114,711,864.96 = 61,218,312.94 : x
  2. Step 2: Convert to fraction form
    76,474,046.33/114,711,864.96 = 61,218,312.94/x
  3. Step 3: Cross multiply
    76,474,046.33x = 114,711,864.96 × 61,218,312.94
  4. Step 4: Simplify right side
    76,474,046.33x = 7,022,466,847,425,259
  5. Step 5: Solve for x
    x = 7,022,466,847,425,259/76,474,046.33
  6. Step 6: Final answer
    x = 91,828,106.19

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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.