Home / 11,111,287.40-15,334,172.12-6,216,217.48

Finding the Fourth Proportional to 11,111,287.40, 15,334,172.12 and 6,216,217.48

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Solution

The fourth proportional to 11,111,287.40, 15,334,172.12 and 6,216,217.48 is: 8,578,713.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,111,287.40 : 15,334,172.12 = 6,216,217.48 : x
  2. Step 2: Convert to fraction form
    11,111,287.40/15,334,172.12 = 6,216,217.48/x
  3. Step 3: Cross multiply
    11,111,287.40x = 15,334,172.12 × 6,216,217.48
  4. Step 4: Simplify right side
    11,111,287.40x = 95,320,548,773,672.66
  5. Step 5: Solve for x
    x = 95,320,548,773,672.66/11,111,287.40
  6. Step 6: Final answer
    x = 8,578,713.28

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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.