Home / 36,261,258.72-54,391,888.08-11,993,665.20

Finding the Fourth Proportional to 36,261,258.72, 54,391,888.08 and 11,993,665.20

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Solution

The fourth proportional to 36,261,258.72, 54,391,888.08 and 11,993,665.20 is: 17,990,497.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,261,258.72 : 54,391,888.08 = 11,993,665.20 : x
  2. Step 2: Convert to fraction form
    36,261,258.72/54,391,888.08 = 11,993,665.20/x
  3. Step 3: Cross multiply
    36,261,258.72x = 54,391,888.08 × 11,993,665.20
  4. Step 4: Simplify right side
    36,261,258.72x = 652,358,095,227,390.75
  5. Step 5: Solve for x
    x = 652,358,095,227,390.75/36,261,258.72
  6. Step 6: Final answer
    x = 17,990,497.80

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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.