Home / 12,746,763.32-19,125,796.82-6,680,052.72

Finding the Fourth Proportional to 12,746,763.32, 19,125,796.82 and 6,680,052.72

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Solution

The fourth proportional to 12,746,763.32, 19,125,796.82 and 6,680,052.72 is: 10,023,040.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746,763.32 : 19,125,796.82 = 6,680,052.72 : x
  2. Step 2: Convert to fraction form
    12,746,763.32/19,125,796.82 = 6,680,052.72/x
  3. Step 3: Cross multiply
    12,746,763.32x = 19,125,796.82 × 6,680,052.72
  4. Step 4: Simplify right side
    12,746,763.32x = 127,761,331,036,208.09
  5. Step 5: Solve for x
    x = 127,761,331,036,208.09/12,746,763.32
  6. Step 6: Final answer
    x = 10,023,040.98

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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.