Home / 16,839,350.28-23,236,568.01-12,431,420.33

Finding the Fourth Proportional to 16,839,350.28, 23,236,568.01 and 12,431,420.33

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Solution

The fourth proportional to 16,839,350.28, 23,236,568.01 and 12,431,420.33 is: 17,154,078.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,839,350.28 : 23,236,568.01 = 12,431,420.33 : x
  2. Step 2: Convert to fraction form
    16,839,350.28/23,236,568.01 = 12,431,420.33/x
  3. Step 3: Cross multiply
    16,839,350.28x = 23,236,568.01 × 12,431,420.33
  4. Step 4: Simplify right side
    16,839,350.28x = 288,863,543,842,758.81
  5. Step 5: Solve for x
    x = 288,863,543,842,758.81/16,839,350.28
  6. Step 6: Final answer
    x = 17,154,078.93

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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.