Home / 41,474,987.40-62,287,130.70-30,128,248.20

Finding the Fourth Proportional to 41,474,987.40, 62,287,130.70 and 30,128,248.20

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Solution

The fourth proportional to 41,474,987.40, 62,287,130.70 and 30,128,248.20 is: 45,246,599.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,474,987.40 : 62,287,130.70 = 30,128,248.20 : x
  2. Step 2: Convert to fraction form
    41,474,987.40/62,287,130.70 = 30,128,248.20/x
  3. Step 3: Cross multiply
    41,474,987.40x = 62,287,130.70 × 30,128,248.20
  4. Step 4: Simplify right side
    41,474,987.40x = 1,876,602,133,395,439.75
  5. Step 5: Solve for x
    x = 1,876,602,133,395,439.75/41,474,987.40
  6. Step 6: Final answer
    x = 45,246,599.24

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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.