Home / 12,893,297.31-17,791,873.16-7,461,605.79

Finding the Fourth Proportional to 12,893,297.31, 17,791,873.16 and 7,461,605.79

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Solution

The fourth proportional to 12,893,297.31, 17,791,873.16 and 7,461,605.79 is: 10,296,508.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,893,297.31 : 17,791,873.16 = 7,461,605.79 : x
  2. Step 2: Convert to fraction form
    12,893,297.31/17,791,873.16 = 7,461,605.79/x
  3. Step 3: Cross multiply
    12,893,297.31x = 17,791,873.16 × 7,461,605.79
  4. Step 4: Simplify right side
    12,893,297.31x = 132,755,943,748,293.58
  5. Step 5: Solve for x
    x = 132,755,943,748,293.58/12,893,297.31
  6. Step 6: Final answer
    x = 10,296,508.38

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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.