Home / 8,911,405.35-12,297,421.17-5,043,843.45

Finding the Fourth Proportional to 8,911,405.35, 12,297,421.17 and 5,043,843.45

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Solution

The fourth proportional to 8,911,405.35, 12,297,421.17 and 5,043,843.45 is: 6,960,323.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,911,405.35 : 12,297,421.17 = 5,043,843.45 : x
  2. Step 2: Convert to fraction form
    8,911,405.35/12,297,421.17 = 5,043,843.45/x
  3. Step 3: Cross multiply
    8,911,405.35x = 12,297,421.17 × 5,043,843.45
  4. Step 4: Simplify right side
    8,911,405.35x = 62,026,267,220,195.84
  5. Step 5: Solve for x
    x = 62,026,267,220,195.84/8,911,405.35
  6. Step 6: Final answer
    x = 6,960,323.85

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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.