Home / 12,845,955.12-17,727,442.62-7,044,777.24

Finding the Fourth Proportional to 12,845,955.12, 17,727,442.62 and 7,044,777.24

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Solution

The fourth proportional to 12,845,955.12, 17,727,442.62 and 7,044,777.24 is: 9,721,806.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,845,955.12 : 17,727,442.62 = 7,044,777.24 : x
  2. Step 2: Convert to fraction form
    12,845,955.12/17,727,442.62 = 7,044,777.24/x
  3. Step 3: Cross multiply
    12,845,955.12x = 17,727,442.62 × 7,044,777.24
  4. Step 4: Simplify right side
    12,845,955.12x = 124,885,884,292,781.98
  5. Step 5: Solve for x
    x = 124,885,884,292,781.98/12,845,955.12
  6. Step 6: Final answer
    x = 9,721,806.06

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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.