Home / 22,001,675.76-30,362,645.88-12,079,376.64

Finding the Fourth Proportional to 22,001,675.76, 30,362,645.88 and 12,079,376.64

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Solution

The fourth proportional to 22,001,675.76, 30,362,645.88 and 12,079,376.64 is: 16,669,722.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,001,675.76 : 30,362,645.88 = 12,079,376.64 : x
  2. Step 2: Convert to fraction form
    22,001,675.76/30,362,645.88 = 12,079,376.64/x
  3. Step 3: Cross multiply
    22,001,675.76x = 30,362,645.88 × 12,079,376.64
  4. Step 4: Simplify right side
    22,001,675.76x = 366,761,835,371,464.25
  5. Step 5: Solve for x
    x = 366,761,835,371,464.25/22,001,675.76
  6. Step 6: Final answer
    x = 16,669,722.77

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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.