Home / 7,680,235.52-11,516,496.65-2,560,853.30

Finding the Fourth Proportional to 7,680,235.52, 11,516,496.65 and 2,560,853.30

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Solution

The fourth proportional to 7,680,235.52, 11,516,496.65 and 2,560,853.30 is: 3,839,994.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680,235.52 : 11,516,496.65 = 2,560,853.30 : x
  2. Step 2: Convert to fraction form
    7,680,235.52/11,516,496.65 = 2,560,853.30/x
  3. Step 3: Cross multiply
    7,680,235.52x = 11,516,496.65 × 2,560,853.30
  4. Step 4: Simplify right side
    7,680,235.52x = 29,492,058,414,996.92
  5. Step 5: Solve for x
    x = 29,492,058,414,996.92/7,680,235.52
  6. Step 6: Final answer
    x = 3,839,994.01

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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.