Home / 53,396,557.95-80,097,920.11-20,607,296.97

Finding the Fourth Proportional to 53,396,557.95, 80,097,920.11 and 20,607,296.97

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Solution

The fourth proportional to 53,396,557.95, 80,097,920.11 and 20,607,296.97 is: 30,912,135.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,396,557.95 : 80,097,920.11 = 20,607,296.97 : x
  2. Step 2: Convert to fraction form
    53,396,557.95/80,097,920.11 = 20,607,296.97/x
  3. Step 3: Cross multiply
    53,396,557.95x = 80,097,920.11 × 20,607,296.97
  4. Step 4: Simplify right side
    53,396,557.95x = 1,650,601,626,712,231.25
  5. Step 5: Solve for x
    x = 1,650,601,626,712,231.25/53,396,557.95
  6. Step 6: Final answer
    x = 30,912,135.35

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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.