Home / 20,373,823.55-30,561,681.55-6,541,346.76

Finding the Fourth Proportional to 20,373,823.55, 30,561,681.55 and 6,541,346.76

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Solution

The fourth proportional to 20,373,823.55, 30,561,681.55 and 6,541,346.76 is: 9,812,323.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,373,823.55 : 30,561,681.55 = 6,541,346.76 : x
  2. Step 2: Convert to fraction form
    20,373,823.55/30,561,681.55 = 6,541,346.76/x
  3. Step 3: Cross multiply
    20,373,823.55x = 30,561,681.55 × 6,541,346.76
  4. Step 4: Simplify right side
    20,373,823.55x = 199,914,556,510,840.09
  5. Step 5: Solve for x
    x = 199,914,556,510,840.09/20,373,823.55
  6. Step 6: Final answer
    x = 9,812,323.94

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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.