Home / 10,728,041.40-16,092,062.10-6,689,089.80

Finding the Fourth Proportional to 10,728,041.40, 16,092,062.10 and 6,689,089.80

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Solution

The fourth proportional to 10,728,041.40, 16,092,062.10 and 6,689,089.80 is: 10,033,634.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,728,041.40 : 16,092,062.10 = 6,689,089.80 : x
  2. Step 2: Convert to fraction form
    10,728,041.40/16,092,062.10 = 6,689,089.80/x
  3. Step 3: Cross multiply
    10,728,041.40x = 16,092,062.10 × 6,689,089.80
  4. Step 4: Simplify right side
    10,728,041.40x = 107,641,248,454,076.58
  5. Step 5: Solve for x
    x = 107,641,248,454,076.58/10,728,041.40
  6. Step 6: Final answer
    x = 10,033,634.70

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Similar ratio
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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.