Home / 9,220,210.74-12,725,556.17-5,499,280.13

Finding the Fourth Proportional to 9,220,210.74, 12,725,556.17 and 5,499,280.13

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Solution

The fourth proportional to 9,220,210.74, 12,725,556.17 and 5,499,280.13 is: 7,589,999.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220,210.74 : 12,725,556.17 = 5,499,280.13 : x
  2. Step 2: Convert to fraction form
    9,220,210.74/12,725,556.17 = 5,499,280.13/x
  3. Step 3: Cross multiply
    9,220,210.74x = 12,725,556.17 × 5,499,280.13
  4. Step 4: Simplify right side
    9,220,210.74x = 69,981,398,097,755.72
  5. Step 5: Solve for x
    x = 69,981,398,097,755.72/9,220,210.74
  6. Step 6: Final answer
    x = 7,589,999.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.