Home / 25,912,002.40-38,891,504.40-13,141,391.20

Finding the Fourth Proportional to 25,912,002.40, 38,891,504.40 and 13,141,391.20

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Solution

The fourth proportional to 25,912,002.40, 38,891,504.40 and 13,141,391.20 is: 19,724,005.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,912,002.40 : 38,891,504.40 = 13,141,391.20 : x
  2. Step 2: Convert to fraction form
    25,912,002.40/38,891,504.40 = 13,141,391.20/x
  3. Step 3: Cross multiply
    25,912,002.40x = 38,891,504.40 × 13,141,391.20
  4. Step 4: Simplify right side
    25,912,002.40x = 511,088,473,676,921.25
  5. Step 5: Solve for x
    x = 511,088,473,676,921.25/25,912,002.40
  6. Step 6: Final answer
    x = 19,724,005.34

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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.