Home / 10,331,836.61-14,258,065.68-5,686,156.54

Finding the Fourth Proportional to 10,331,836.61, 14,258,065.68 and 5,686,156.54

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Solution

The fourth proportional to 10,331,836.61, 14,258,065.68 and 5,686,156.54 is: 7,846,968.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331,836.61 : 14,258,065.68 = 5,686,156.54 : x
  2. Step 2: Convert to fraction form
    10,331,836.61/14,258,065.68 = 5,686,156.54/x
  3. Step 3: Cross multiply
    10,331,836.61x = 14,258,065.68 × 5,686,156.54
  4. Step 4: Simplify right side
    10,331,836.61x = 81,073,593,414,081.55
  5. Step 5: Solve for x
    x = 81,073,593,414,081.55/10,331,836.61
  6. Step 6: Final answer
    x = 7,846,968.21

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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.