Home / 8,392,539.83-12,588,809.78-2,712,764.14

Finding the Fourth Proportional to 8,392,539.83, 12,588,809.78 and 2,712,764.14

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Solution

The fourth proportional to 8,392,539.83, 12,588,809.78 and 2,712,764.14 is: 4,069,146.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392,539.83 : 12,588,809.78 = 2,712,764.14 : x
  2. Step 2: Convert to fraction form
    8,392,539.83/12,588,809.78 = 2,712,764.14/x
  3. Step 3: Cross multiply
    8,392,539.83x = 12,588,809.78 × 2,712,764.14
  4. Step 4: Simplify right side
    8,392,539.83x = 34,150,471,659,957.42
  5. Step 5: Solve for x
    x = 34,150,471,659,957.42/8,392,539.83
  6. Step 6: Final answer
    x = 4,069,146.21

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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.