Home / 12,760,086.06-17,609,966.19-7,255,188.36

Finding the Fourth Proportional to 12,760,086.06, 17,609,966.19 and 7,255,188.36

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Solution

The fourth proportional to 12,760,086.06, 17,609,966.19 and 7,255,188.36 is: 10,012,755.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,760,086.06 : 17,609,966.19 = 7,255,188.36 : x
  2. Step 2: Convert to fraction form
    12,760,086.06/17,609,966.19 = 7,255,188.36/x
  3. Step 3: Cross multiply
    12,760,086.06x = 17,609,966.19 × 7,255,188.36
  4. Step 4: Simplify right side
    12,760,086.06x = 127,763,621,721,681.56
  5. Step 5: Solve for x
    x = 127,763,621,721,681.56/12,760,086.06
  6. Step 6: Final answer
    x = 10,012,755.49

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1.5x scale

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.