Home / 12,746,741.22-19,125,764.01-6,680,030.76

Finding the Fourth Proportional to 12,746,741.22, 19,125,764.01 and 6,680,030.76

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Solution

The fourth proportional to 12,746,741.22, 19,125,764.01 and 6,680,030.76 is: 10,023,008.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746,741.22 : 19,125,764.01 = 6,680,030.76 : x
  2. Step 2: Convert to fraction form
    12,746,741.22/19,125,764.01 = 6,680,030.76/x
  3. Step 3: Cross multiply
    12,746,741.22x = 19,125,764.01 × 6,680,030.76
  4. Step 4: Simplify right side
    12,746,741.22x = 127,760,691,895,300.95
  5. Step 5: Solve for x
    x = 127,760,691,895,300.95/12,746,741.22
  6. Step 6: Final answer
    x = 10,023,008.21

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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.