Home / 12,627,303.87-18,943,761.65-5,892,043.71

Finding the Fourth Proportional to 12,627,303.87, 18,943,761.65 and 5,892,043.71

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Solution

The fourth proportional to 12,627,303.87, 18,943,761.65 and 5,892,043.71 is: 8,839,374.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,627,303.87 : 18,943,761.65 = 5,892,043.71 : x
  2. Step 2: Convert to fraction form
    12,627,303.87/18,943,761.65 = 5,892,043.71/x
  3. Step 3: Cross multiply
    12,627,303.87x = 18,943,761.65 × 5,892,043.71
  4. Step 4: Simplify right side
    12,627,303.87x = 111,617,471,644,161.50
  5. Step 5: Solve for x
    x = 111,617,471,644,161.50/12,627,303.87
  6. Step 6: Final answer
    x = 8,839,374.80

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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.