Home / 10,612,181.20-15,894,652.20-9,195,005.20

Finding the Fourth Proportional to 10,612,181.20, 15,894,652.20 and 9,195,005.20

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Solution

The fourth proportional to 10,612,181.20, 15,894,652.20 and 9,195,005.20 is: 13,772,042.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,612,181.20 : 15,894,652.20 = 9,195,005.20 : x
  2. Step 2: Convert to fraction form
    10,612,181.20/15,894,652.20 = 9,195,005.20/x
  3. Step 3: Cross multiply
    10,612,181.20x = 15,894,652.20 × 9,195,005.20
  4. Step 4: Simplify right side
    10,612,181.20x = 146,151,409,631,191.41
  5. Step 5: Solve for x
    x = 146,151,409,631,191.41/10,612,181.20
  6. Step 6: Final answer
    x = 13,772,042.42

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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.