Home / 51,841,518.22-71,543,467.20-29,815,032.58

Finding the Fourth Proportional to 51,841,518.22, 71,543,467.20 and 29,815,032.58

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Solution

The fourth proportional to 51,841,518.22, 71,543,467.20 and 29,815,032.58 is: 41,145,994.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,841,518.22 : 71,543,467.20 = 29,815,032.58 : x
  2. Step 2: Convert to fraction form
    51,841,518.22/71,543,467.20 = 29,815,032.58/x
  3. Step 3: Cross multiply
    51,841,518.22x = 71,543,467.20 × 29,815,032.58
  4. Step 4: Simplify right side
    51,841,518.22x = 2,133,070,805,454,161.25
  5. Step 5: Solve for x
    x = 2,133,070,805,454,161.25/51,841,518.22
  6. Step 6: Final answer
    x = 41,145,994.15

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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.