Home / 5,523,031.11-7,617,856.75-3,686,563.47

Finding the Fourth Proportional to 5,523,031.11, 7,617,856.75 and 3,686,563.47

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Solution

The fourth proportional to 5,523,031.11, 7,617,856.75 and 3,686,563.47 is: 5,084,836.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,523,031.11 : 7,617,856.75 = 3,686,563.47 : x
  2. Step 2: Convert to fraction form
    5,523,031.11/7,617,856.75 = 3,686,563.47/x
  3. Step 3: Cross multiply
    5,523,031.11x = 7,617,856.75 × 3,686,563.47
  4. Step 4: Simplify right side
    5,523,031.11x = 28,083,712,414,242.93
  5. Step 5: Solve for x
    x = 28,083,712,414,242.93/5,523,031.11
  6. Step 6: Final answer
    x = 5,084,836.90

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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.