Home / 8,086,272.40-12,125,909.40-3,292,368.40

Finding the Fourth Proportional to 8,086,272.40, 12,125,909.40 and 3,292,368.40

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Solution

The fourth proportional to 8,086,272.40, 12,125,909.40 and 3,292,368.40 is: 4,937,127.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086,272.40 : 12,125,909.40 = 3,292,368.40 : x
  2. Step 2: Convert to fraction form
    8,086,272.40/12,125,909.40 = 3,292,368.40/x
  3. Step 3: Cross multiply
    8,086,272.40x = 12,125,909.40 × 3,292,368.40
  4. Step 4: Simplify right side
    8,086,272.40x = 39,922,960,929,822.96
  5. Step 5: Solve for x
    x = 39,922,960,929,822.96/8,086,272.40
  6. Step 6: Final answer
    x = 4,937,127.88

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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.