Home / 12,973,387.44-17,900,304.21-7,745,377.98

Finding the Fourth Proportional to 12,973,387.44, 17,900,304.21 and 7,745,377.98

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Solution

The fourth proportional to 12,973,387.44, 17,900,304.21 and 7,745,377.98 is: 10,686,848.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,973,387.44 : 17,900,304.21 = 7,745,377.98 : x
  2. Step 2: Convert to fraction form
    12,973,387.44/17,900,304.21 = 7,745,377.98/x
  3. Step 3: Cross multiply
    12,973,387.44x = 17,900,304.21 × 7,745,377.98
  4. Step 4: Simplify right side
    12,973,387.44x = 138,644,622,063,435.31
  5. Step 5: Solve for x
    x = 138,644,622,063,435.31/12,973,387.44
  6. Step 6: Final answer
    x = 10,686,848.19

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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.