Home / 6,456,690.08-8,909,882.88-3,555,513.92

Finding the Fourth Proportional to 6,456,690.08, 8,909,882.88 and 3,555,513.92

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Solution

The fourth proportional to 6,456,690.08, 8,909,882.88 and 3,555,513.92 is: 4,906,416.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456,690.08 : 8,909,882.88 = 3,555,513.92 : x
  2. Step 2: Convert to fraction form
    6,456,690.08/8,909,882.88 = 3,555,513.92/x
  3. Step 3: Cross multiply
    6,456,690.08x = 8,909,882.88 × 3,555,513.92
  4. Step 4: Simplify right side
    6,456,690.08x = 31,679,212,605,409.69
  5. Step 5: Solve for x
    x = 31,679,212,605,409.69/6,456,690.08
  6. Step 6: Final answer
    x = 4,906,416.79

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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.