Home / 16,815,094.68-25,130,505.75-12,275,702.76

Finding the Fourth Proportional to 16,815,094.68, 25,130,505.75 and 12,275,702.76

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Solution

The fourth proportional to 16,815,094.68, 25,130,505.75 and 12,275,702.76 is: 18,346,290.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815,094.68 : 25,130,505.75 = 12,275,702.76 : x
  2. Step 2: Convert to fraction form
    16,815,094.68/25,130,505.75 = 12,275,702.76/x
  3. Step 3: Cross multiply
    16,815,094.68x = 25,130,505.75 × 12,275,702.76
  4. Step 4: Simplify right side
    16,815,094.68x = 308,494,618,795,470.88
  5. Step 5: Solve for x
    x = 308,494,618,795,470.88/16,815,094.68
  6. Step 6: Final answer
    x = 18,346,290.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.