Home / 12,643,710.02-17,448,321.48-6,842,493.26

Finding the Fourth Proportional to 12,643,710.02, 17,448,321.48 and 6,842,493.26

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Solution

The fourth proportional to 12,643,710.02, 17,448,321.48 and 6,842,493.26 is: 9,442,641.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,643,710.02 : 17,448,321.48 = 6,842,493.26 : x
  2. Step 2: Convert to fraction form
    12,643,710.02/17,448,321.48 = 6,842,493.26/x
  3. Step 3: Cross multiply
    12,643,710.02x = 17,448,321.48 × 6,842,493.26
  4. Step 4: Simplify right side
    12,643,710.02x = 119,390,022,125,213.22
  5. Step 5: Solve for x
    x = 119,390,022,125,213.22/12,643,710.02
  6. Step 6: Final answer
    x = 9,442,641.59

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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.