Home / 69,902,403.40-104,853,605.10-47,059,625.80

Finding the Fourth Proportional to 69,902,403.40, 104,853,605.10 and 47,059,625.80

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Solution

The fourth proportional to 69,902,403.40, 104,853,605.10 and 47,059,625.80 is: 70,589,438.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,902,403.40 : 104,853,605.10 = 47,059,625.80 : x
  2. Step 2: Convert to fraction form
    69,902,403.40/104,853,605.10 = 47,059,625.80/x
  3. Step 3: Cross multiply
    69,902,403.40x = 104,853,605.10 × 47,059,625.80
  4. Step 4: Simplify right side
    69,902,403.40x = 4,934,371,419,786,971
  5. Step 5: Solve for x
    x = 4,934,371,419,786,971/69,902,403.40
  6. Step 6: Final answer
    x = 70,589,438.70

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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.