Home / 34,644,728.60-47,820,379.56-19,970,203.22

Finding the Fourth Proportional to 34,644,728.60, 47,820,379.56 and 19,970,203.22

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Solution

The fourth proportional to 34,644,728.60, 47,820,379.56 and 19,970,203.22 is: 27,565,021.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,644,728.60 : 47,820,379.56 = 19,970,203.22 : x
  2. Step 2: Convert to fraction form
    34,644,728.60/47,820,379.56 = 19,970,203.22/x
  3. Step 3: Cross multiply
    34,644,728.60x = 47,820,379.56 × 19,970,203.22
  4. Step 4: Simplify right side
    34,644,728.60x = 954,982,697,870,734.12
  5. Step 5: Solve for x
    x = 954,982,697,870,734.12/34,644,728.60
  6. Step 6: Final answer
    x = 27,565,021.76

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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.