Home / 12,785,926.06-19,179,055.17-4,266,262.53

Finding the Fourth Proportional to 12,785,926.06, 19,179,055.17 and 4,266,262.53

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Solution

The fourth proportional to 12,785,926.06, 19,179,055.17 and 4,266,262.53 is: 6,399,449.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,785,926.06 : 19,179,055.17 = 4,266,262.53 : x
  2. Step 2: Convert to fraction form
    12,785,926.06/19,179,055.17 = 4,266,262.53/x
  3. Step 3: Cross multiply
    12,785,926.06x = 19,179,055.17 × 4,266,262.53
  4. Step 4: Simplify right side
    12,785,926.06x = 81,822,884,432,573.80
  5. Step 5: Solve for x
    x = 81,822,884,432,573.80/12,785,926.06
  6. Step 6: Final answer
    x = 6,399,449.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.