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Finding the Fourth Proportional to 32,791,973.60, 49,187,960.40 and 10,074,000.80

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Solution

The fourth proportional to 32,791,973.60, 49,187,960.40 and 10,074,000.80 is: 15,111,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,791,973.60 : 49,187,960.40 = 10,074,000.80 : x
  2. Step 2: Convert to fraction form
    32,791,973.60/49,187,960.40 = 10,074,000.80/x
  3. Step 3: Cross multiply
    32,791,973.60x = 49,187,960.40 × 10,074,000.80
  4. Step 4: Simplify right side
    32,791,973.60x = 495,519,552,419,968.31
  5. Step 5: Solve for x
    x = 495,519,552,419,968.31/32,791,973.60
  6. Step 6: Final answer
    x = 15,111,001.20

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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.