Home / 38,290,604.23-57,436,406.52-12,731,613.13

Finding the Fourth Proportional to 38,290,604.23, 57,436,406.52 and 12,731,613.13

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Solution

The fourth proportional to 38,290,604.23, 57,436,406.52 and 12,731,613.13 is: 19,097,586.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,290,604.23 : 57,436,406.52 = 12,731,613.13 : x
  2. Step 2: Convert to fraction form
    38,290,604.23/57,436,406.52 = 12,731,613.13/x
  3. Step 3: Cross multiply
    38,290,604.23x = 57,436,406.52 × 12,731,613.13
  4. Step 4: Simplify right side
    38,290,604.23x = 731,258,107,390,049.75
  5. Step 5: Solve for x
    x = 731,258,107,390,049.75/38,290,604.23
  6. Step 6: Final answer
    x = 19,097,586.00

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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.