Home / 9,662,118.29-13,340,143.87-7,422,907.71

Finding the Fourth Proportional to 9,662,118.29, 13,340,143.87 and 7,422,907.71

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Solution

The fourth proportional to 9,662,118.29, 13,340,143.87 and 7,422,907.71 is: 10,248,545.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,662,118.29 : 13,340,143.87 = 7,422,907.71 : x
  2. Step 2: Convert to fraction form
    9,662,118.29/13,340,143.87 = 7,422,907.71/x
  3. Step 3: Cross multiply
    9,662,118.29x = 13,340,143.87 × 7,422,907.71
  4. Step 4: Simplify right side
    9,662,118.29x = 99,022,656,785,132.23
  5. Step 5: Solve for x
    x = 99,022,656,785,132.23/9,662,118.29
  6. Step 6: Final answer
    x = 10,248,545.28

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.