Home / 13,046,766.05-18,013,544.34-8,154,187.25

Finding the Fourth Proportional to 13,046,766.05, 18,013,544.34 and 8,154,187.25

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Solution

The fourth proportional to 13,046,766.05, 18,013,544.34 and 8,154,187.25 is: 11,258,407.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,046,766.05 : 18,013,544.34 = 8,154,187.25 : x
  2. Step 2: Convert to fraction form
    13,046,766.05/18,013,544.34 = 8,154,187.25/x
  3. Step 3: Cross multiply
    13,046,766.05x = 18,013,544.34 × 8,154,187.25
  4. Step 4: Simplify right side
    13,046,766.05x = 146,885,813,463,891.75
  5. Step 5: Solve for x
    x = 146,885,813,463,891.75/13,046,766.05
  6. Step 6: Final answer
    x = 11,258,407.86

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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.