Home / 37,924,221.48-52,335,033.06-20,520,182.76

Finding the Fourth Proportional to 37,924,221.48, 52,335,033.06 and 20,520,182.76

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Solution

The fourth proportional to 37,924,221.48, 52,335,033.06 and 20,520,182.76 is: 28,317,639.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,924,221.48 : 52,335,033.06 = 20,520,182.76 : x
  2. Step 2: Convert to fraction form
    37,924,221.48/52,335,033.06 = 20,520,182.76/x
  3. Step 3: Cross multiply
    37,924,221.48x = 52,335,033.06 × 20,520,182.76
  4. Step 4: Simplify right side
    37,924,221.48x = 1,073,924,443,141,842.12
  5. Step 5: Solve for x
    x = 1,073,924,443,141,842.12/37,924,221.48
  6. Step 6: Final answer
    x = 28,317,639.79

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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.