Home / 20,005,933.69-27,608,321.02-10,838,576.44

Finding the Fourth Proportional to 20,005,933.69, 27,608,321.02 and 10,838,576.44

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Solution

The fourth proportional to 20,005,933.69, 27,608,321.02 and 10,838,576.44 is: 14,957,307.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,005,933.69 : 27,608,321.02 = 10,838,576.44 : x
  2. Step 2: Convert to fraction form
    20,005,933.69/27,608,321.02 = 10,838,576.44/x
  3. Step 3: Cross multiply
    20,005,933.69x = 27,608,321.02 × 10,838,576.44
  4. Step 4: Simplify right side
    20,005,933.69x = 299,234,897,755,328.75
  5. Step 5: Solve for x
    x = 299,234,897,755,328.75/20,005,933.69
  6. Step 6: Final answer
    x = 14,957,307.29

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1.5x scale

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.