Home / 10,368,021.10-15,552,031.65-8,226,510.70

Finding the Fourth Proportional to 10,368,021.10, 15,552,031.65 and 8,226,510.70

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Solution

The fourth proportional to 10,368,021.10, 15,552,031.65 and 8,226,510.70 is: 12,339,766.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,021.10 : 15,552,031.65 = 8,226,510.70 : x
  2. Step 2: Convert to fraction form
    10,368,021.10/15,552,031.65 = 8,226,510.70/x
  3. Step 3: Cross multiply
    10,368,021.10x = 15,552,031.65 × 8,226,510.70
  4. Step 4: Simplify right side
    10,368,021.10x = 127,938,954,775,463.66
  5. Step 5: Solve for x
    x = 127,938,954,775,463.66/10,368,021.10
  6. Step 6: Final answer
    x = 12,339,766.05

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Double scale
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Similar ratio
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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.