Home / 69,557,882.60-104,336,823.90-18,445,068.20

Finding the Fourth Proportional to 69,557,882.60, 104,336,823.90 and 18,445,068.20

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Solution

The fourth proportional to 69,557,882.60, 104,336,823.90 and 18,445,068.20 is: 27,667,602.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,557,882.60 : 104,336,823.90 = 18,445,068.20 : x
  2. Step 2: Convert to fraction form
    69,557,882.60/104,336,823.90 = 18,445,068.20/x
  3. Step 3: Cross multiply
    69,557,882.60x = 104,336,823.90 × 18,445,068.20
  4. Step 4: Simplify right side
    69,557,882.60x = 1,924,499,832,606,890
  5. Step 5: Solve for x
    x = 1,924,499,832,606,890/69,557,882.60
  6. Step 6: Final answer
    x = 27,667,602.30

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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.