Home / 8,515,140.68-12,774,744.93-2,835,414.20

Finding the Fourth Proportional to 8,515,140.68, 12,774,744.93 and 2,835,414.20

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Solution

The fourth proportional to 8,515,140.68, 12,774,744.93 and 2,835,414.20 is: 4,253,798.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,515,140.68 : 12,774,744.93 = 2,835,414.20 : x
  2. Step 2: Convert to fraction form
    8,515,140.68/12,774,744.93 = 2,835,414.20/x
  3. Step 3: Cross multiply
    8,515,140.68x = 12,774,744.93 × 2,835,414.20
  4. Step 4: Simplify right side
    8,515,140.68x = 36,221,693,112,026.28
  5. Step 5: Solve for x
    x = 36,221,693,112,026.28/8,515,140.68
  6. Step 6: Final answer
    x = 4,253,798.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.