Home / 9,215,468.80-12,717,352.32-5,141,087.68

Finding the Fourth Proportional to 9,215,468.80, 12,717,352.32 and 5,141,087.68

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Solution

The fourth proportional to 9,215,468.80, 12,717,352.32 and 5,141,087.68 is: 7,094,704.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215,468.80 : 12,717,352.32 = 5,141,087.68 : x
  2. Step 2: Convert to fraction form
    9,215,468.80/12,717,352.32 = 5,141,087.68/x
  3. Step 3: Cross multiply
    9,215,468.80x = 12,717,352.32 × 5,141,087.68
  4. Step 4: Simplify right side
    9,215,468.80x = 65,381,023,334,571.41
  5. Step 5: Solve for x
    x = 65,381,023,334,571.41/9,215,468.80
  6. Step 6: Final answer
    x = 7,094,704.00

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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.