Home / 18,610,208.65-27,915,322.70-5,831,713.45

Finding the Fourth Proportional to 18,610,208.65, 27,915,322.70 and 5,831,713.45

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Solution

The fourth proportional to 18,610,208.65, 27,915,322.70 and 5,831,713.45 is: 8,747,573.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,610,208.65 : 27,915,322.70 = 5,831,713.45 : x
  2. Step 2: Convert to fraction form
    18,610,208.65/27,915,322.70 = 5,831,713.45/x
  3. Step 3: Cross multiply
    18,610,208.65x = 27,915,322.70 × 5,831,713.45
  4. Step 4: Simplify right side
    18,610,208.65x = 162,794,162,850,680.31
  5. Step 5: Solve for x
    x = 162,794,162,850,680.31/18,610,208.65
  6. Step 6: Final answer
    x = 8,747,573.22

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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.