Home / 26,001,759.60-39,002,639.40-13,247,175.60

Finding the Fourth Proportional to 26,001,759.60, 39,002,639.40 and 13,247,175.60

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Solution

The fourth proportional to 26,001,759.60, 39,002,639.40 and 13,247,175.60 is: 19,870,763.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,001,759.60 : 39,002,639.40 = 13,247,175.60 : x
  2. Step 2: Convert to fraction form
    26,001,759.60/39,002,639.40 = 13,247,175.60/x
  3. Step 3: Cross multiply
    26,001,759.60x = 39,002,639.40 × 13,247,175.60
  4. Step 4: Simplify right side
    26,001,759.60x = 516,674,812,995,278.62
  5. Step 5: Solve for x
    x = 516,674,812,995,278.62/26,001,759.60
  6. Step 6: Final answer
    x = 19,870,763.40

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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.