Home / 13,824,963.20-20,727,614.40-5,302,006.40

Finding the Fourth Proportional to 13,824,963.20, 20,727,614.40 and 5,302,006.40

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Solution

The fourth proportional to 13,824,963.20, 20,727,614.40 and 5,302,006.40 is: 7,949,239.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824,963.20 : 20,727,614.40 = 5,302,006.40 : x
  2. Step 2: Convert to fraction form
    13,824,963.20/20,727,614.40 = 5,302,006.40/x
  3. Step 3: Cross multiply
    13,824,963.20x = 20,727,614.40 × 5,302,006.40
  4. Step 4: Simplify right side
    13,824,963.20x = 109,897,944,205,532.16
  5. Step 5: Solve for x
    x = 109,897,944,205,532.16/13,824,963.20
  6. Step 6: Final answer
    x = 7,949,239.55

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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.