Home / 39,872,000.80-59,808,001.20-32,786,120.80

Finding the Fourth Proportional to 39,872,000.80, 59,808,001.20 and 32,786,120.80

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Solution

The fourth proportional to 39,872,000.80, 59,808,001.20 and 32,786,120.80 is: 49,179,181.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,872,000.80 : 59,808,001.20 = 32,786,120.80 : x
  2. Step 2: Convert to fraction form
    39,872,000.80/59,808,001.20 = 32,786,120.80/x
  3. Step 3: Cross multiply
    39,872,000.80x = 59,808,001.20 × 32,786,120.80
  4. Step 4: Simplify right side
    39,872,000.80x = 1,960,872,352,149,745
  5. Step 5: Solve for x
    x = 1,960,872,352,149,745/39,872,000.80
  6. Step 6: Final answer
    x = 49,179,181.20

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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.