Home / 26,947,574.70-40,458,686.85-21,274,205.10

Finding the Fourth Proportional to 26,947,574.70, 40,458,686.85 and 21,274,205.10

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Solution

The fourth proportional to 26,947,574.70, 40,458,686.85 and 21,274,205.10 is: 31,940,774.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,947,574.70 : 40,458,686.85 = 21,274,205.10 : x
  2. Step 2: Convert to fraction form
    26,947,574.70/40,458,686.85 = 21,274,205.10/x
  3. Step 3: Cross multiply
    26,947,574.70x = 40,458,686.85 × 21,274,205.10
  4. Step 4: Simplify right side
    26,947,574.70x = 860,726,402,123,573
  5. Step 5: Solve for x
    x = 860,726,402,123,573/26,947,574.70
  6. Step 6: Final answer
    x = 31,940,774.33

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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.