Home / 43,351,410.76-65,023,846.01-13,806,406.96

Finding the Fourth Proportional to 43,351,410.76, 65,023,846.01 and 13,806,406.96

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Solution

The fourth proportional to 43,351,410.76, 65,023,846.01 and 13,806,406.96 is: 20,708,568.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,351,410.76 : 65,023,846.01 = 13,806,406.96 : x
  2. Step 2: Convert to fraction form
    43,351,410.76/65,023,846.01 = 13,806,406.96/x
  3. Step 3: Cross multiply
    43,351,410.76x = 65,023,846.01 × 13,806,406.96
  4. Step 4: Simplify right side
    43,351,410.76x = 897,745,679,793,313
  5. Step 5: Solve for x
    x = 897,745,679,793,313/43,351,410.76
  6. Step 6: Final answer
    x = 20,708,568.98

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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.