Home / 71,477,376.06-107,261,411.84-30,537,123.65

Finding the Fourth Proportional to 71,477,376.06, 107,261,411.84 and 30,537,123.65

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Solution

The fourth proportional to 71,477,376.06, 107,261,411.84 and 30,537,123.65 is: 45,825,059.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,477,376.06 : 107,261,411.84 = 30,537,123.65 : x
  2. Step 2: Convert to fraction form
    71,477,376.06/107,261,411.84 = 30,537,123.65/x
  3. Step 3: Cross multiply
    71,477,376.06x = 107,261,411.84 × 30,537,123.65
  4. Step 4: Simplify right side
    71,477,376.06x = 3,275,454,996,231,654
  5. Step 5: Solve for x
    x = 3,275,454,996,231,654/71,477,376.06
  6. Step 6: Final answer
    x = 45,825,059.30

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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.