Home / 10,077,543.10-13,906,876.67-5,667,267.43

Finding the Fourth Proportional to 10,077,543.10, 13,906,876.67 and 5,667,267.43

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Solution

The fourth proportional to 10,077,543.10, 13,906,876.67 and 5,667,267.43 is: 7,820,754.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,077,543.10 : 13,906,876.67 = 5,667,267.43 : x
  2. Step 2: Convert to fraction form
    10,077,543.10/13,906,876.67 = 5,667,267.43/x
  3. Step 3: Cross multiply
    10,077,543.10x = 13,906,876.67 × 5,667,267.43
  4. Step 4: Simplify right side
    10,077,543.10x = 78,813,989,204,917.86
  5. Step 5: Solve for x
    x = 78,813,989,204,917.86/10,077,543.10
  6. Step 6: Final answer
    x = 7,820,754.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.