Home / 20,372,176.47-30,561,302.85-6,726,764.19

Finding the Fourth Proportional to 20,372,176.47, 30,561,302.85 and 6,726,764.19

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Solution

The fourth proportional to 20,372,176.47, 30,561,302.85 and 6,726,764.19 is: 10,091,149.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,372,176.47 : 30,561,302.85 = 6,726,764.19 : x
  2. Step 2: Convert to fraction form
    20,372,176.47/30,561,302.85 = 6,726,764.19/x
  3. Step 3: Cross multiply
    20,372,176.47x = 30,561,302.85 × 6,726,764.19
  4. Step 4: Simplify right side
    20,372,176.47x = 205,578,677,577,491.12
  5. Step 5: Solve for x
    x = 205,578,677,577,491.12/20,372,176.47
  6. Step 6: Final answer
    x = 10,091,149.46

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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.