Home / 38,980,145.20-58,304,329.80-34,965,655.60

Finding the Fourth Proportional to 38,980,145.20, 58,304,329.80 and 34,965,655.60

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Solution

The fourth proportional to 38,980,145.20, 58,304,329.80 and 34,965,655.60 is: 52,299,679.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,980,145.20 : 58,304,329.80 = 34,965,655.60 : x
  2. Step 2: Convert to fraction form
    38,980,145.20/58,304,329.80 = 34,965,655.60/x
  3. Step 3: Cross multiply
    38,980,145.20x = 58,304,329.80 × 34,965,655.60
  4. Step 4: Simplify right side
    38,980,145.20x = 2,038,649,115,775,616.75
  5. Step 5: Solve for x
    x = 2,038,649,115,775,616.75/38,980,145.20
  6. Step 6: Final answer
    x = 52,299,679.88

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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.