Home / 15,294,151.92-21,103,460.09-8,766,580.22

Finding the Fourth Proportional to 15,294,151.92, 21,103,460.09 and 8,766,580.22

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Solution

The fourth proportional to 15,294,151.92, 21,103,460.09 and 8,766,580.22 is: 12,096,465.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,294,151.92 : 21,103,460.09 = 8,766,580.22 : x
  2. Step 2: Convert to fraction form
    15,294,151.92/21,103,460.09 = 8,766,580.22/x
  3. Step 3: Cross multiply
    15,294,151.92x = 21,103,460.09 × 8,766,580.22
  4. Step 4: Simplify right side
    15,294,151.92x = 185,005,175,810,527.88
  5. Step 5: Solve for x
    x = 185,005,175,810,527.88/15,294,151.92
  6. Step 6: Final answer
    x = 12,096,465.15

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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.