Home / 57,711,123.20-79,645,907.40-32,925,617.84

Finding the Fourth Proportional to 57,711,123.20, 79,645,907.40 and 32,925,617.84

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Solution

The fourth proportional to 57,711,123.20, 79,645,907.40 and 32,925,617.84 is: 45,439,952.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,711,123.20 : 79,645,907.40 = 32,925,617.84 : x
  2. Step 2: Convert to fraction form
    57,711,123.20/79,645,907.40 = 32,925,617.84/x
  3. Step 3: Cross multiply
    57,711,123.20x = 79,645,907.40 × 32,925,617.84
  4. Step 4: Simplify right side
    57,711,123.20x = 2,622,390,709,572,428
  5. Step 5: Solve for x
    x = 2,622,390,709,572,428/57,711,123.20
  6. Step 6: Final answer
    x = 45,439,952.72

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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.