Home / 14,890,287.87-20,549,096.24-8,275,155.10

Finding the Fourth Proportional to 14,890,287.87, 20,549,096.24 and 8,275,155.10

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Solution

The fourth proportional to 14,890,287.87, 20,549,096.24 and 8,275,155.10 is: 11,419,991.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,890,287.87 : 20,549,096.24 = 8,275,155.10 : x
  2. Step 2: Convert to fraction form
    14,890,287.87/20,549,096.24 = 8,275,155.10/x
  3. Step 3: Cross multiply
    14,890,287.87x = 20,549,096.24 × 8,275,155.10
  4. Step 4: Simplify right side
    14,890,287.87x = 170,046,958,509,451.03
  5. Step 5: Solve for x
    x = 170,046,958,509,451.03/14,890,287.87
  6. Step 6: Final answer
    x = 11,419,991.34

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Double scale
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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.