Home / 37,924,220.48-52,335,031.68-20,520,181.76

Finding the Fourth Proportional to 37,924,220.48, 52,335,031.68 and 20,520,181.76

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Solution

The fourth proportional to 37,924,220.48, 52,335,031.68 and 20,520,181.76 is: 28,317,638.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,924,220.48 : 52,335,031.68 = 20,520,181.76 : x
  2. Step 2: Convert to fraction form
    37,924,220.48/52,335,031.68 = 20,520,181.76/x
  3. Step 3: Cross multiply
    37,924,220.48x = 52,335,031.68 × 20,520,181.76
  4. Step 4: Simplify right side
    37,924,220.48x = 1,073,924,362,488,958.25
  5. Step 5: Solve for x
    x = 1,073,924,362,488,958.25/37,924,220.48
  6. Step 6: Final answer
    x = 28,317,638.41

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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.