Home / 10,368,076.70-15,552,115.05-6,560,947.10

Finding the Fourth Proportional to 10,368,076.70, 15,552,115.05 and 6,560,947.10

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Solution

The fourth proportional to 10,368,076.70, 15,552,115.05 and 6,560,947.10 is: 9,841,420.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,076.70 : 15,552,115.05 = 6,560,947.10 : x
  2. Step 2: Convert to fraction form
    10,368,076.70/15,552,115.05 = 6,560,947.10/x
  3. Step 3: Cross multiply
    10,368,076.70x = 15,552,115.05 × 6,560,947.10
  4. Step 4: Simplify right side
    10,368,076.70x = 102,036,604,136,163.86
  5. Step 5: Solve for x
    x = 102,036,604,136,163.86/10,368,076.70
  6. Step 6: Final answer
    x = 9,841,420.65

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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.