Home / 6,646,468.80-9,172,289.11-3,706,257.18

Finding the Fourth Proportional to 6,646,468.80, 9,172,289.11 and 3,706,257.18

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Solution

The fourth proportional to 6,646,468.80, 9,172,289.11 and 3,706,257.18 is: 5,114,725.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,646,468.80 : 9,172,289.11 = 3,706,257.18 : x
  2. Step 2: Convert to fraction form
    6,646,468.80/9,172,289.11 = 3,706,257.18/x
  3. Step 3: Cross multiply
    6,646,468.80x = 9,172,289.11 × 3,706,257.18
  4. Step 4: Simplify right side
    6,646,468.80x = 33,994,862,370,973.31
  5. Step 5: Solve for x
    x = 33,994,862,370,973.31/6,646,468.80
  6. Step 6: Final answer
    x = 5,114,725.34

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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.