Home / 25,427,426.80-38,141,140.20-16,818,082.60

Finding the Fourth Proportional to 25,427,426.80, 38,141,140.20 and 16,818,082.60

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Solution

The fourth proportional to 25,427,426.80, 38,141,140.20 and 16,818,082.60 is: 25,227,123.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,427,426.80 : 38,141,140.20 = 16,818,082.60 : x
  2. Step 2: Convert to fraction form
    25,427,426.80/38,141,140.20 = 16,818,082.60/x
  3. Step 3: Cross multiply
    25,427,426.80x = 38,141,140.20 × 16,818,082.60
  4. Step 4: Simplify right side
    25,427,426.80x = 641,460,846,341,780.62
  5. Step 5: Solve for x
    x = 641,460,846,341,780.62/25,427,426.80
  6. Step 6: Final answer
    x = 25,227,123.90

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1.5x scale

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.