Home / 10,640,151.86-15,962,471.08-3,451,126.46

Finding the Fourth Proportional to 10,640,151.86, 15,962,471.08 and 3,451,126.46

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Solution

The fourth proportional to 10,640,151.86, 15,962,471.08 and 3,451,126.46 is: 5,177,417.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,640,151.86 : 15,962,471.08 = 3,451,126.46 : x
  2. Step 2: Convert to fraction form
    10,640,151.86/15,962,471.08 = 3,451,126.46/x
  3. Step 3: Cross multiply
    10,640,151.86x = 15,962,471.08 × 3,451,126.46
  4. Step 4: Simplify right side
    10,640,151.86x = 55,088,506,311,172.77
  5. Step 5: Solve for x
    x = 55,088,506,311,172.77/10,640,151.86
  6. Step 6: Final answer
    x = 5,177,417.30

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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.