Home / 19,146,797.38-28,570,860.23-17,083,272.16

Finding the Fourth Proportional to 19,146,797.38, 28,570,860.23 and 17,083,272.16

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Solution

The fourth proportional to 19,146,797.38, 28,570,860.23 and 17,083,272.16 is: 25,491,666.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,146,797.38 : 28,570,860.23 = 17,083,272.16 : x
  2. Step 2: Convert to fraction form
    19,146,797.38/28,570,860.23 = 17,083,272.16/x
  3. Step 3: Cross multiply
    19,146,797.38x = 28,570,860.23 × 17,083,272.16
  4. Step 4: Simplify right side
    19,146,797.38x = 488,083,781,154,410.19
  5. Step 5: Solve for x
    x = 488,083,781,154,410.19/19,146,797.38
  6. Step 6: Final answer
    x = 25,491,666.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.