Home / 18,025,255.50-27,041,273.10-7,243,411.11

Finding the Fourth Proportional to 18,025,255.50, 27,041,273.10 and 7,243,411.11

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Solution

The fourth proportional to 18,025,255.50, 27,041,273.10 and 7,243,411.11 is: 10,866,478.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,025,255.50 : 27,041,273.10 = 7,243,411.11 : x
  2. Step 2: Convert to fraction form
    18,025,255.50/27,041,273.10 = 7,243,411.11/x
  3. Step 3: Cross multiply
    18,025,255.50x = 27,041,273.10 × 7,243,411.11
  4. Step 4: Simplify right side
    18,025,255.50x = 195,871,058,001,084.16
  5. Step 5: Solve for x
    x = 195,871,058,001,084.16/18,025,255.50
  6. Step 6: Final answer
    x = 10,866,478.87

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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.