Home / 9,404,154.46-12,931,712.89-8,161,607.60

Finding the Fourth Proportional to 9,404,154.46, 12,931,712.89 and 8,161,607.60

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Solution

The fourth proportional to 9,404,154.46, 12,931,712.89 and 8,161,607.60 is: 11,223,078.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,404,154.46 : 12,931,712.89 = 8,161,607.60 : x
  2. Step 2: Convert to fraction form
    9,404,154.46/12,931,712.89 = 8,161,607.60/x
  3. Step 3: Cross multiply
    9,404,154.46x = 12,931,712.89 × 8,161,607.60
  4. Step 4: Simplify right side
    9,404,154.46x = 105,543,566,204,041.97
  5. Step 5: Solve for x
    x = 105,543,566,204,041.97/9,404,154.46
  6. Step 6: Final answer
    x = 11,223,078.76

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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.