Home / 20,262,374.94-27,962,124.30-10,970,043.60

Finding the Fourth Proportional to 20,262,374.94, 27,962,124.30 and 10,970,043.60

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Solution

The fourth proportional to 20,262,374.94, 27,962,124.30 and 10,970,043.60 is: 15,138,685.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,262,374.94 : 27,962,124.30 = 10,970,043.60 : x
  2. Step 2: Convert to fraction form
    20,262,374.94/27,962,124.30 = 10,970,043.60/x
  3. Step 3: Cross multiply
    20,262,374.94x = 27,962,124.30 × 10,970,043.60
  4. Step 4: Simplify right side
    20,262,374.94x = 306,745,722,719,619.50
  5. Step 5: Solve for x
    x = 306,745,722,719,619.50/20,262,374.94
  6. Step 6: Final answer
    x = 15,138,685.55

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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.