Home / 5,296,871.93-7,943,291.16-3,138,506.12

Finding the Fourth Proportional to 5,296,871.93, 7,943,291.16 and 3,138,506.12

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Solution

The fourth proportional to 5,296,871.93, 7,943,291.16 and 3,138,506.12 is: 4,706,564.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296,871.93 : 7,943,291.16 = 3,138,506.12 : x
  2. Step 2: Convert to fraction form
    5,296,871.93/7,943,291.16 = 3,138,506.12/x
  3. Step 3: Cross multiply
    5,296,871.93x = 7,943,291.16 × 3,138,506.12
  4. Step 4: Simplify right side
    5,296,871.93x = 24,930,067,878,885.45
  5. Step 5: Solve for x
    x = 24,930,067,878,885.45/5,296,871.93
  6. Step 6: Final answer
    x = 4,706,564.22

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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.