Home / 5,129,166.90-7,693,750.35-2,136,962.10

Finding the Fourth Proportional to 5,129,166.90, 7,693,750.35 and 2,136,962.10

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Solution

The fourth proportional to 5,129,166.90, 7,693,750.35 and 2,136,962.10 is: 3,205,443.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,129,166.90 : 7,693,750.35 = 2,136,962.10 : x
  2. Step 2: Convert to fraction form
    5,129,166.90/7,693,750.35 = 2,136,962.10/x
  3. Step 3: Cross multiply
    5,129,166.90x = 7,693,750.35 × 2,136,962.10
  4. Step 4: Simplify right side
    5,129,166.90x = 16,441,252,904,811.73
  5. Step 5: Solve for x
    x = 16,441,252,904,811.73/5,129,166.90
  6. Step 6: Final answer
    x = 3,205,443.15

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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.