Home / 7,398,422.40-11,097,633.60-5,718,806.40

Finding the Fourth Proportional to 7,398,422.40, 11,097,633.60 and 5,718,806.40

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Solution

The fourth proportional to 7,398,422.40, 11,097,633.60 and 5,718,806.40 is: 8,578,209.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,398,422.40 : 11,097,633.60 = 5,718,806.40 : x
  2. Step 2: Convert to fraction form
    7,398,422.40/11,097,633.60 = 5,718,806.40/x
  3. Step 3: Cross multiply
    7,398,422.40x = 11,097,633.60 × 5,718,806.40
  4. Step 4: Simplify right side
    7,398,422.40x = 63,465,218,056,535.04
  5. Step 5: Solve for x
    x = 63,465,218,056,535.04/7,398,422.40
  6. Step 6: Final answer
    x = 8,578,209.60

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Similar ratio
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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.