Home / 18,609,803.84-27,914,671.20-5,831,287.36

Finding the Fourth Proportional to 18,609,803.84, 27,914,671.20 and 5,831,287.36

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Solution

The fourth proportional to 18,609,803.84, 27,914,671.20 and 5,831,287.36 is: 8,746,920.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,609,803.84 : 27,914,671.20 = 5,831,287.36 : x
  2. Step 2: Convert to fraction form
    18,609,803.84/27,914,671.20 = 5,831,287.36/x
  3. Step 3: Cross multiply
    18,609,803.84x = 27,914,671.20 × 5,831,287.36
  4. Step 4: Simplify right side
    18,609,803.84x = 162,778,469,327,116.03
  5. Step 5: Solve for x
    x = 162,778,469,327,116.03/18,609,803.84
  6. Step 6: Final answer
    x = 8,746,920.21

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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.