Home / 8,288,489.12-12,434,415.22-2,607,392.12

Finding the Fourth Proportional to 8,288,489.12, 12,434,415.22 and 2,607,392.12

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Solution

The fourth proportional to 8,288,489.12, 12,434,415.22 and 2,607,392.12 is: 3,911,617.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288,489.12 : 12,434,415.22 = 2,607,392.12 : x
  2. Step 2: Convert to fraction form
    8,288,489.12/12,434,415.22 = 2,607,392.12/x
  3. Step 3: Cross multiply
    8,288,489.12x = 12,434,415.22 × 2,607,392.12
  4. Step 4: Simplify right side
    8,288,489.12x = 32,421,396,261,436.07
  5. Step 5: Solve for x
    x = 32,421,396,261,436.07/8,288,489.12
  6. Step 6: Final answer
    x = 3,911,617.16

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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.