Home / 5,717,265.73-7,889,842.16-3,139,113.49

Finding the Fourth Proportional to 5,717,265.73, 7,889,842.16 and 3,139,113.49

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Solution

The fourth proportional to 5,717,265.73, 7,889,842.16 and 3,139,113.49 is: 4,331,985.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,717,265.73 : 7,889,842.16 = 3,139,113.49 : x
  2. Step 2: Convert to fraction form
    5,717,265.73/7,889,842.16 = 3,139,113.49/x
  3. Step 3: Cross multiply
    5,717,265.73x = 7,889,842.16 × 3,139,113.49
  4. Step 4: Simplify right side
    5,717,265.73x = 24,767,109,934,778.24
  5. Step 5: Solve for x
    x = 24,767,109,934,778.24/5,717,265.73
  6. Step 6: Final answer
    x = 4,331,985.10

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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.