Home / 38,016,202.20-57,024,303.30-12,458,045.40

Finding the Fourth Proportional to 38,016,202.20, 57,024,303.30 and 12,458,045.40

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Solution

The fourth proportional to 38,016,202.20, 57,024,303.30 and 12,458,045.40 is: 18,687,068.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,016,202.20 : 57,024,303.30 = 12,458,045.40 : x
  2. Step 2: Convert to fraction form
    38,016,202.20/57,024,303.30 = 12,458,045.40/x
  3. Step 3: Cross multiply
    38,016,202.20x = 57,024,303.30 × 12,458,045.40
  4. Step 4: Simplify right side
    38,016,202.20x = 710,411,359,414,769.75
  5. Step 5: Solve for x
    x = 710,411,359,414,769.75/38,016,202.20
  6. Step 6: Final answer
    x = 18,687,068.10

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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.