Home / 8,909,456.80-13,364,185.20-3,229,674.40

Finding the Fourth Proportional to 8,909,456.80, 13,364,185.20 and 3,229,674.40

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Solution

The fourth proportional to 8,909,456.80, 13,364,185.20 and 3,229,674.40 is: 4,844,511.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,909,456.80 : 13,364,185.20 = 3,229,674.40 : x
  2. Step 2: Convert to fraction form
    8,909,456.80/13,364,185.20 = 3,229,674.40/x
  3. Step 3: Cross multiply
    8,909,456.80x = 13,364,185.20 × 3,229,674.40
  4. Step 4: Simplify right side
    8,909,456.80x = 43,161,966,817,298.88
  5. Step 5: Solve for x
    x = 43,161,966,817,298.88/8,909,456.80
  6. Step 6: Final answer
    x = 4,844,511.60

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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.