Home / 28,761,190-39,664,155.62-22,482,546.82

Finding the Fourth Proportional to 28,761,190, 39,664,155.62 and 22,482,546.82

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Solution

The fourth proportional to 28,761,190, 39,664,155.62 and 22,482,546.82 is: 31,005,366.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,761,190 : 39,664,155.62 = 22,482,546.82 : x
  2. Step 2: Convert to fraction form
    28,761,190/39,664,155.62 = 22,482,546.82/x
  3. Step 3: Cross multiply
    28,761,190x = 39,664,155.62 × 22,482,546.82
  4. Step 4: Simplify right side
    28,761,190x = 891,751,235,802,416.12
  5. Step 5: Solve for x
    x = 891,751,235,802,416.12/28,761,190
  6. Step 6: Final answer
    x = 31,005,366.46

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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.