Home / 69,876,116.10-104,814,174.15-18,763,301.70

Finding the Fourth Proportional to 69,876,116.10, 104,814,174.15 and 18,763,301.70

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Solution

The fourth proportional to 69,876,116.10, 104,814,174.15 and 18,763,301.70 is: 28,144,952.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,876,116.10 : 104,814,174.15 = 18,763,301.70 : x
  2. Step 2: Convert to fraction form
    69,876,116.10/104,814,174.15 = 18,763,301.70/x
  3. Step 3: Cross multiply
    69,876,116.10x = 104,814,174.15 × 18,763,301.70
  4. Step 4: Simplify right side
    69,876,116.10x = 1,966,659,972,012,791
  5. Step 5: Solve for x
    x = 1,966,659,972,012,791/69,876,116.10
  6. Step 6: Final answer
    x = 28,144,952.55

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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.