Home / 69,478,373.44-95,891,654.72-38,548,507.20

Finding the Fourth Proportional to 69,478,373.44, 95,891,654.72 and 38,548,507.20

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Solution

The fourth proportional to 69,478,373.44, 95,891,654.72 and 38,548,507.20 is: 53,203,320.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,478,373.44 : 95,891,654.72 = 38,548,507.20 : x
  2. Step 2: Convert to fraction form
    69,478,373.44/95,891,654.72 = 38,548,507.20/x
  3. Step 3: Cross multiply
    69,478,373.44x = 95,891,654.72 × 38,548,507.20
  4. Step 4: Simplify right side
    69,478,373.44x = 3,696,480,142,393,834
  5. Step 5: Solve for x
    x = 3,696,480,142,393,834/69,478,373.44
  6. Step 6: Final answer
    x = 53,203,320.10

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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.