Home / 45,353,405.60-67,989,823.68-17,680,944.32

Finding the Fourth Proportional to 45,353,405.60, 67,989,823.68 and 17,680,944.32

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Solution

The fourth proportional to 45,353,405.60, 67,989,823.68 and 17,680,944.32 is: 26,505,711.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,353,405.60 : 67,989,823.68 = 17,680,944.32 : x
  2. Step 2: Convert to fraction form
    45,353,405.60/67,989,823.68 = 17,680,944.32/x
  3. Step 3: Cross multiply
    45,353,405.60x = 67,989,823.68 × 17,680,944.32
  4. Step 4: Simplify right side
    45,353,405.60x = 1,202,124,286,812,697.75
  5. Step 5: Solve for x
    x = 1,202,124,286,812,697.75/45,353,405.60
  6. Step 6: Final answer
    x = 26,505,711.55

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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.