Home / 17,132,439.60-23,642,340.48-9,789,806.88

Finding the Fourth Proportional to 17,132,439.60, 23,642,340.48 and 9,789,806.88

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Solution

The fourth proportional to 17,132,439.60, 23,642,340.48 and 9,789,806.88 is: 13,509,689.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,132,439.60 : 23,642,340.48 = 9,789,806.88 : x
  2. Step 2: Convert to fraction form
    17,132,439.60/23,642,340.48 = 9,789,806.88/x
  3. Step 3: Cross multiply
    17,132,439.60x = 23,642,340.48 × 9,789,806.88
  4. Step 4: Simplify right side
    17,132,439.60x = 231,453,947,490,406.53
  5. Step 5: Solve for x
    x = 231,453,947,490,406.53/17,132,439.60
  6. Step 6: Final answer
    x = 13,509,689.97

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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.