Home / 14,338,809.60-21,508,214.40-13,498,310.40

Finding the Fourth Proportional to 14,338,809.60, 21,508,214.40 and 13,498,310.40

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Solution

The fourth proportional to 14,338,809.60, 21,508,214.40 and 13,498,310.40 is: 20,247,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,338,809.60 : 21,508,214.40 = 13,498,310.40 : x
  2. Step 2: Convert to fraction form
    14,338,809.60/21,508,214.40 = 13,498,310.40/x
  3. Step 3: Cross multiply
    14,338,809.60x = 21,508,214.40 × 13,498,310.40
  4. Step 4: Simplify right side
    14,338,809.60x = 290,324,554,120,949.75
  5. Step 5: Solve for x
    x = 290,324,554,120,949.75/14,338,809.60
  6. Step 6: Final answer
    x = 20,247,465.60

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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.