Home / 8,069,809.41-11,130,037.07-5,169,469.95

Finding the Fourth Proportional to 8,069,809.41, 11,130,037.07 and 5,169,469.95

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Solution

The fourth proportional to 8,069,809.41, 11,130,037.07 and 5,169,469.95 is: 7,129,832.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069,809.41 : 11,130,037.07 = 5,169,469.95 : x
  2. Step 2: Convert to fraction form
    8,069,809.41/11,130,037.07 = 5,169,469.95/x
  3. Step 3: Cross multiply
    8,069,809.41x = 11,130,037.07 × 5,169,469.95
  4. Step 4: Simplify right side
    8,069,809.41x = 57,536,392,149,903.70
  5. Step 5: Solve for x
    x = 57,536,392,149,903.70/8,069,809.41
  6. Step 6: Final answer
    x = 7,129,832.84

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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.