Home / 18,817,296.20-25,969,433.90-10,445,453.92

Finding the Fourth Proportional to 18,817,296.20, 25,969,433.90 and 10,445,453.92

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Solution

The fourth proportional to 18,817,296.20, 25,969,433.90 and 10,445,453.92 is: 14,415,595.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,817,296.20 : 25,969,433.90 = 10,445,453.92 : x
  2. Step 2: Convert to fraction form
    18,817,296.20/25,969,433.90 = 10,445,453.92/x
  3. Step 3: Cross multiply
    18,817,296.20x = 25,969,433.90 × 10,445,453.92
  4. Step 4: Simplify right side
    18,817,296.20x = 271,262,525,111,170.41
  5. Step 5: Solve for x
    x = 271,262,525,111,170.41/18,817,296.20
  6. Step 6: Final answer
    x = 14,415,595.22

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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.