Home / 15,038,000.92-20,751,904.24-8,511,490.21

Finding the Fourth Proportional to 15,038,000.92, 20,751,904.24 and 8,511,490.21

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Solution

The fourth proportional to 15,038,000.92, 20,751,904.24 and 8,511,490.21 is: 11,745,552.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,038,000.92 : 20,751,904.24 = 8,511,490.21 : x
  2. Step 2: Convert to fraction form
    15,038,000.92/20,751,904.24 = 8,511,490.21/x
  3. Step 3: Cross multiply
    15,038,000.92x = 20,751,904.24 × 8,511,490.21
  4. Step 4: Simplify right side
    15,038,000.92x = 176,629,629,777,617.50
  5. Step 5: Solve for x
    x = 176,629,629,777,617.50/15,038,000.92
  6. Step 6: Final answer
    x = 11,745,552.53

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1.5x scale

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.