Home / 15,111,597.46-20,854,492.62-8,585,108.32

Finding the Fourth Proportional to 15,111,597.46, 20,854,492.62 and 8,585,108.32

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Solution

The fourth proportional to 15,111,597.46, 20,854,492.62 and 8,585,108.32 is: 11,847,726.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,111,597.46 : 20,854,492.62 = 8,585,108.32 : x
  2. Step 2: Convert to fraction form
    15,111,597.46/20,854,492.62 = 8,585,108.32/x
  3. Step 3: Cross multiply
    15,111,597.46x = 20,854,492.62 × 8,585,108.32
  4. Step 4: Simplify right side
    15,111,597.46x = 179,038,078,101,340.62
  5. Step 5: Solve for x
    x = 179,038,078,101,340.62/15,111,597.46
  6. Step 6: Final answer
    x = 11,847,726.79

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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.