Home / 13,487,470.40-20,224,207.20-4,963,419.20

Finding the Fourth Proportional to 13,487,470.40, 20,224,207.20 and 4,963,419.20

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Solution

The fourth proportional to 13,487,470.40, 20,224,207.20 and 4,963,419.20 is: 7,442,553.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,487,470.40 : 20,224,207.20 = 4,963,419.20 : x
  2. Step 2: Convert to fraction form
    13,487,470.40/20,224,207.20 = 4,963,419.20/x
  3. Step 3: Cross multiply
    13,487,470.40x = 20,224,207.20 × 4,963,419.20
  4. Step 4: Simplify right side
    13,487,470.40x = 100,381,218,321,258.23
  5. Step 5: Solve for x
    x = 100,381,218,321,258.23/13,487,470.40
  6. Step 6: Final answer
    x = 7,442,553.37

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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.