Home / 28,772,470.20-43,175,294.10-10,834,447.80

Finding the Fourth Proportional to 28,772,470.20, 43,175,294.10 and 10,834,447.80

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Solution

The fourth proportional to 28,772,470.20, 43,175,294.10 and 10,834,447.80 is: 16,257,918.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,772,470.20 : 43,175,294.10 = 10,834,447.80 : x
  2. Step 2: Convert to fraction form
    28,772,470.20/43,175,294.10 = 10,834,447.80/x
  3. Step 3: Cross multiply
    28,772,470.20x = 43,175,294.10 × 10,834,447.80
  4. Step 4: Simplify right side
    28,772,470.20x = 467,780,470,176,098
  5. Step 5: Solve for x
    x = 467,780,470,176,098/28,772,470.20
  6. Step 6: Final answer
    x = 16,257,918.31

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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.