Home / 6,579,911.80-9,869,867.70-2,092,641.40

Finding the Fourth Proportional to 6,579,911.80, 9,869,867.70 and 2,092,641.40

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Solution

The fourth proportional to 6,579,911.80, 9,869,867.70 and 2,092,641.40 is: 3,138,962.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579,911.80 : 9,869,867.70 = 2,092,641.40 : x
  2. Step 2: Convert to fraction form
    6,579,911.80/9,869,867.70 = 2,092,641.40/x
  3. Step 3: Cross multiply
    6,579,911.80x = 9,869,867.70 × 2,092,641.40
  4. Step 4: Simplify right side
    6,579,911.80x = 20,654,093,761,542.78
  5. Step 5: Solve for x
    x = 20,654,093,761,542.78/6,579,911.80
  6. Step 6: Final answer
    x = 3,138,962.10

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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.