Home / 8,696,379.70-12,002,111.15-5,258,645.33

Finding the Fourth Proportional to 8,696,379.70, 12,002,111.15 and 5,258,645.33

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Solution

The fourth proportional to 8,696,379.70, 12,002,111.15 and 5,258,645.33 is: 7,257,600.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,696,379.70 : 12,002,111.15 = 5,258,645.33 : x
  2. Step 2: Convert to fraction form
    8,696,379.70/12,002,111.15 = 5,258,645.33/x
  3. Step 3: Cross multiply
    8,696,379.70x = 12,002,111.15 × 5,258,645.33
  4. Step 4: Simplify right side
    8,696,379.70x = 63,114,845,722,795.20
  5. Step 5: Solve for x
    x = 63,114,845,722,795.20/8,696,379.70
  6. Step 6: Final answer
    x = 7,257,600.05

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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.