Home / 5,170,310.60-7,133,947.02-2,994,723.90

Finding the Fourth Proportional to 5,170,310.60, 7,133,947.02 and 2,994,723.90

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Solution

The fourth proportional to 5,170,310.60, 7,133,947.02 and 2,994,723.90 is: 4,132,092.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170,310.60 : 7,133,947.02 = 2,994,723.90 : x
  2. Step 2: Convert to fraction form
    5,170,310.60/7,133,947.02 = 2,994,723.90/x
  3. Step 3: Cross multiply
    5,170,310.60x = 7,133,947.02 × 2,994,723.90
  4. Step 4: Simplify right side
    5,170,310.60x = 21,364,201,642,127.78
  5. Step 5: Solve for x
    x = 21,364,201,642,127.78/5,170,310.60
  6. Step 6: Final answer
    x = 4,132,092.50

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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.