Home / 11,240,436.03-15,512,085.15-6,891,920.04

Finding the Fourth Proportional to 11,240,436.03, 15,512,085.15 and 6,891,920.04

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Solution

The fourth proportional to 11,240,436.03, 15,512,085.15 and 6,891,920.04 is: 9,511,023.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240,436.03 : 15,512,085.15 = 6,891,920.04 : x
  2. Step 2: Convert to fraction form
    11,240,436.03/15,512,085.15 = 6,891,920.04/x
  3. Step 3: Cross multiply
    11,240,436.03x = 15,512,085.15 × 6,891,920.04
  4. Step 4: Simplify right side
    11,240,436.03x = 106,908,050,507,471.41
  5. Step 5: Solve for x
    x = 106,908,050,507,471.41/11,240,436.03
  6. Step 6: Final answer
    x = 9,511,023.44

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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.