Home / 10,247,771.57-15,371,102.95-5,198,950.85

Finding the Fourth Proportional to 10,247,771.57, 15,371,102.95 and 5,198,950.85

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Solution

The fourth proportional to 10,247,771.57, 15,371,102.95 and 5,198,950.85 is: 7,798,145.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,247,771.57 : 15,371,102.95 = 5,198,950.85 : x
  2. Step 2: Convert to fraction form
    10,247,771.57/15,371,102.95 = 5,198,950.85/x
  3. Step 3: Cross multiply
    10,247,771.57x = 15,371,102.95 × 5,198,950.85
  4. Step 4: Simplify right side
    10,247,771.57x = 79,913,608,657,487.11
  5. Step 5: Solve for x
    x = 79,913,608,657,487.11/10,247,771.57
  6. Step 6: Final answer
    x = 7,798,145.01

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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.