Home / 38,915,568-58,373,354.88-10,548,720

Finding the Fourth Proportional to 38,915,568, 58,373,354.88 and 10,548,720

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Solution

The fourth proportional to 38,915,568, 58,373,354.88 and 10,548,720 is: 15,823,080.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,915,568 : 58,373,354.88 = 10,548,720 : x
  2. Step 2: Convert to fraction form
    38,915,568/58,373,354.88 = 10,548,720/x
  3. Step 3: Cross multiply
    38,915,568x = 58,373,354.88 × 10,548,720
  4. Step 4: Simplify right side
    38,915,568x = 615,764,176,089,753.62
  5. Step 5: Solve for x
    x = 615,764,176,089,753.62/38,915,568
  6. Step 6: Final answer
    x = 15,823,080.78

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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.