Home / 12,643,759.02-17,448,389.10-6,842,542.26

Finding the Fourth Proportional to 12,643,759.02, 17,448,389.10 and 6,842,542.26

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Solution

The fourth proportional to 12,643,759.02, 17,448,389.10 and 6,842,542.26 is: 9,442,709.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,643,759.02 : 17,448,389.10 = 6,842,542.26 : x
  2. Step 2: Convert to fraction form
    12,643,759.02/17,448,389.10 = 6,842,542.26/x
  3. Step 3: Cross multiply
    12,643,759.02x = 17,448,389.10 × 6,842,542.26
  4. Step 4: Simplify right side
    12,643,759.02x = 119,391,339,785,673.38
  5. Step 5: Solve for x
    x = 119,391,339,785,673.38/12,643,759.02
  6. Step 6: Final answer
    x = 9,442,709.21

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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.