Home / 10,900,974.96-16,353,995.04-3,712,571.28

Finding the Fourth Proportional to 10,900,974.96, 16,353,995.04 and 3,712,571.28

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Solution

The fourth proportional to 10,900,974.96, 16,353,995.04 and 3,712,571.28 is: 5,569,719.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,900,974.96 : 16,353,995.04 = 3,712,571.28 : x
  2. Step 2: Convert to fraction form
    10,900,974.96/16,353,995.04 = 3,712,571.28/x
  3. Step 3: Cross multiply
    10,900,974.96x = 16,353,995.04 × 3,712,571.28
  4. Step 4: Simplify right side
    10,900,974.96x = 60,715,372,298,766.45
  5. Step 5: Solve for x
    x = 60,715,372,298,766.45/10,900,974.96
  6. Step 6: Final answer
    x = 5,569,719.45

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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.