Home / 10,111,490.67-15,165,016.20-2,921,460.26

Finding the Fourth Proportional to 10,111,490.67, 15,165,016.20 and 2,921,460.26

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Solution

The fourth proportional to 10,111,490.67, 15,165,016.20 and 2,921,460.26 is: 4,381,549.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,111,490.67 : 15,165,016.20 = 2,921,460.26 : x
  2. Step 2: Convert to fraction form
    10,111,490.67/15,165,016.20 = 2,921,460.26/x
  3. Step 3: Cross multiply
    10,111,490.67x = 15,165,016.20 × 2,921,460.26
  4. Step 4: Simplify right side
    10,111,490.67x = 44,303,992,208,468.75
  5. Step 5: Solve for x
    x = 44,303,992,208,468.75/10,111,490.67
  6. Step 6: Final answer
    x = 4,381,549.04

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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.