Home / 20,056,744.95-30,084,543.27-5,679,778.74

Finding the Fourth Proportional to 20,056,744.95, 30,084,543.27 and 5,679,778.74

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Solution

The fourth proportional to 20,056,744.95, 30,084,543.27 and 5,679,778.74 is: 8,519,505.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,056,744.95 : 30,084,543.27 = 5,679,778.74 : x
  2. Step 2: Convert to fraction form
    20,056,744.95/30,084,543.27 = 5,679,778.74/x
  3. Step 3: Cross multiply
    20,056,744.95x = 30,084,543.27 × 5,679,778.74
  4. Step 4: Simplify right side
    20,056,744.95x = 170,873,549,267,556.09
  5. Step 5: Solve for x
    x = 170,873,549,267,556.09/20,056,744.95
  6. Step 6: Final answer
    x = 8,519,505.52

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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.