Home / 10,095,229.20-15,142,843.80-9,003,478.80

Finding the Fourth Proportional to 10,095,229.20, 15,142,843.80 and 9,003,478.80

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Solution

The fourth proportional to 10,095,229.20, 15,142,843.80 and 9,003,478.80 is: 13,505,218.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,095,229.20 : 15,142,843.80 = 9,003,478.80 : x
  2. Step 2: Convert to fraction form
    10,095,229.20/15,142,843.80 = 9,003,478.80/x
  3. Step 3: Cross multiply
    10,095,229.20x = 15,142,843.80 × 9,003,478.80
  4. Step 4: Simplify right side
    10,095,229.20x = 136,338,273,125,011.45
  5. Step 5: Solve for x
    x = 136,338,273,125,011.45/10,095,229.20
  6. Step 6: Final answer
    x = 13,505,218.20

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1.5x scale

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.