Home / 10,278,999.36-14,184,033.12-5,695,228.80

Finding the Fourth Proportional to 10,278,999.36, 14,184,033.12 and 5,695,228.80

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Solution

The fourth proportional to 10,278,999.36, 14,184,033.12 and 5,695,228.80 is: 7,858,869.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,278,999.36 : 14,184,033.12 = 5,695,228.80 : x
  2. Step 2: Convert to fraction form
    10,278,999.36/14,184,033.12 = 5,695,228.80/x
  3. Step 3: Cross multiply
    10,278,999.36x = 14,184,033.12 × 5,695,228.80
  4. Step 4: Simplify right side
    10,278,999.36x = 80,781,313,925,177.84
  5. Step 5: Solve for x
    x = 80,781,313,925,177.84/10,278,999.36
  6. Step 6: Final answer
    x = 7,858,869.44

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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.