Home / 65,921,758.20-98,924,627.70-38,627,998.20

Finding the Fourth Proportional to 65,921,758.20, 98,924,627.70 and 38,627,998.20

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Solution

The fourth proportional to 65,921,758.20, 98,924,627.70 and 38,627,998.20 is: 57,966,602.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,921,758.20 : 98,924,627.70 = 38,627,998.20 : x
  2. Step 2: Convert to fraction form
    65,921,758.20/98,924,627.70 = 38,627,998.20/x
  3. Step 3: Cross multiply
    65,921,758.20x = 98,924,627.70 × 38,627,998.20
  4. Step 4: Simplify right side
    65,921,758.20x = 3,821,260,340,731,270.50
  5. Step 5: Solve for x
    x = 3,821,260,340,731,270.50/65,921,758.20
  6. Step 6: Final answer
    x = 57,966,602.30

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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.