Home / 43,667,172.96-65,472,731.28-18,125,812.32

Finding the Fourth Proportional to 43,667,172.96, 65,472,731.28 and 18,125,812.32

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Solution

The fourth proportional to 43,667,172.96, 65,472,731.28 and 18,125,812.32 is: 27,177,084.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,667,172.96 : 65,472,731.28 = 18,125,812.32 : x
  2. Step 2: Convert to fraction form
    43,667,172.96/65,472,731.28 = 18,125,812.32/x
  3. Step 3: Cross multiply
    43,667,172.96x = 65,472,731.28 × 18,125,812.32
  4. Step 4: Simplify right side
    43,667,172.96x = 1,186,746,439,259,073.50
  5. Step 5: Solve for x
    x = 1,186,746,439,259,073.50/43,667,172.96
  6. Step 6: Final answer
    x = 27,177,084.27

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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.