Home / 7,169,852.84-9,894,272.31-3,906,694.40

Finding the Fourth Proportional to 7,169,852.84, 9,894,272.31 and 3,906,694.40

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Solution

The fourth proportional to 7,169,852.84, 9,894,272.31 and 3,906,694.40 is: 5,391,170.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,169,852.84 : 9,894,272.31 = 3,906,694.40 : x
  2. Step 2: Convert to fraction form
    7,169,852.84/9,894,272.31 = 3,906,694.40/x
  3. Step 3: Cross multiply
    7,169,852.84x = 9,894,272.31 × 3,906,694.40
  4. Step 4: Simplify right side
    7,169,852.84x = 38,653,898,176,080.70
  5. Step 5: Solve for x
    x = 38,653,898,176,080.70/7,169,852.84
  6. Step 6: Final answer
    x = 5,391,170.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.