Home / 15,079,585.26-20,808,947.76-8,463,559.02

Finding the Fourth Proportional to 15,079,585.26, 20,808,947.76 and 8,463,559.02

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Solution

The fourth proportional to 15,079,585.26, 20,808,947.76 and 8,463,559.02 is: 11,679,217.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,079,585.26 : 20,808,947.76 = 8,463,559.02 : x
  2. Step 2: Convert to fraction form
    15,079,585.26/20,808,947.76 = 8,463,559.02/x
  3. Step 3: Cross multiply
    15,079,585.26x = 20,808,947.76 × 8,463,559.02
  4. Step 4: Simplify right side
    15,079,585.26x = 176,117,757,510,856.81
  5. Step 5: Solve for x
    x = 176,117,757,510,856.81/15,079,585.26
  6. Step 6: Final answer
    x = 11,679,217.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.