Home / 12,464,080.20-18,697,869.90-3,943,528.20

Finding the Fourth Proportional to 12,464,080.20, 18,697,869.90 and 3,943,528.20

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Solution

The fourth proportional to 12,464,080.20, 18,697,869.90 and 3,943,528.20 is: 5,915,845.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464,080.20 : 18,697,869.90 = 3,943,528.20 : x
  2. Step 2: Convert to fraction form
    12,464,080.20/18,697,869.90 = 3,943,528.20/x
  3. Step 3: Cross multiply
    12,464,080.20x = 18,697,869.90 × 3,943,528.20
  4. Step 4: Simplify right side
    12,464,080.20x = 73,735,577,230,581.17
  5. Step 5: Solve for x
    x = 73,735,577,230,581.17/12,464,080.20
  6. Step 6: Final answer
    x = 5,915,845.86

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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.