Home / 10,691,311.36-16,041,734.70-4,930,947.46

Finding the Fourth Proportional to 10,691,311.36, 16,041,734.70 and 4,930,947.46

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Solution

The fourth proportional to 10,691,311.36, 16,041,734.70 and 4,930,947.46 is: 7,398,620.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,691,311.36 : 16,041,734.70 = 4,930,947.46 : x
  2. Step 2: Convert to fraction form
    10,691,311.36/16,041,734.70 = 4,930,947.46/x
  3. Step 3: Cross multiply
    10,691,311.36x = 16,041,734.70 × 4,930,947.46
  4. Step 4: Simplify right side
    10,691,311.36x = 79,100,950,931,113.22
  5. Step 5: Solve for x
    x = 79,100,950,931,113.22/10,691,311.36
  6. Step 6: Final answer
    x = 7,398,620.08

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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.