Home / 5,543,411.70-8,263,876.11-5,456,055.90

Finding the Fourth Proportional to 5,543,411.70, 8,263,876.11 and 5,456,055.90

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Solution

The fourth proportional to 5,543,411.70, 8,263,876.11 and 5,456,055.90 is: 8,133,649.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543,411.70 : 8,263,876.11 = 5,456,055.90 : x
  2. Step 2: Convert to fraction form
    5,543,411.70/8,263,876.11 = 5,456,055.90/x
  3. Step 3: Cross multiply
    5,543,411.70x = 8,263,876.11 × 5,456,055.90
  4. Step 4: Simplify right side
    5,543,411.70x = 45,088,170,006,834.55
  5. Step 5: Solve for x
    x = 45,088,170,006,834.55/5,543,411.70
  6. Step 6: Final answer
    x = 8,133,649.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.