Home / 52,127,159.38-71,680,388.20-45,239,684.02

Finding the Fourth Proportional to 52,127,159.38, 71,680,388.20 and 45,239,684.02

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Solution

The fourth proportional to 52,127,159.38, 71,680,388.20 and 45,239,684.02 is: 62,209,377.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,127,159.38 : 71,680,388.20 = 45,239,684.02 : x
  2. Step 2: Convert to fraction form
    52,127,159.38/71,680,388.20 = 45,239,684.02/x
  3. Step 3: Cross multiply
    52,127,159.38x = 71,680,388.20 × 45,239,684.02
  4. Step 4: Simplify right side
    52,127,159.38x = 3,242,798,112,306,636.50
  5. Step 5: Solve for x
    x = 3,242,798,112,306,636.50/52,127,159.38
  6. Step 6: Final answer
    x = 62,209,377.05

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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.