Home / 10,384,003.70-15,576,005.55-6,800,822.90

Finding the Fourth Proportional to 10,384,003.70, 15,576,005.55 and 6,800,822.90

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Solution

The fourth proportional to 10,384,003.70, 15,576,005.55 and 6,800,822.90 is: 10,201,234.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,384,003.70 : 15,576,005.55 = 6,800,822.90 : x
  2. Step 2: Convert to fraction form
    10,384,003.70/15,576,005.55 = 6,800,822.90/x
  3. Step 3: Cross multiply
    10,384,003.70x = 15,576,005.55 × 6,800,822.90
  4. Step 4: Simplify right side
    10,384,003.70x = 105,929,655,234,967.11
  5. Step 5: Solve for x
    x = 105,929,655,234,967.11/10,384,003.70
  6. Step 6: Final answer
    x = 10,201,234.35

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1.5x scale

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.