Home / 18,025,254-27,041,270.85-7,243,409.61

Finding the Fourth Proportional to 18,025,254, 27,041,270.85 and 7,243,409.61

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Solution

The fourth proportional to 18,025,254, 27,041,270.85 and 7,243,409.61 is: 10,866,476.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,025,254 : 27,041,270.85 = 7,243,409.61 : x
  2. Step 2: Convert to fraction form
    18,025,254/27,041,270.85 = 7,243,409.61/x
  3. Step 3: Cross multiply
    18,025,254x = 27,041,270.85 × 7,243,409.61
  4. Step 4: Simplify right side
    18,025,254x = 195,871,001,141,502.88
  5. Step 5: Solve for x
    x = 195,871,001,141,502.88/18,025,254
  6. Step 6: Final answer
    x = 10,866,476.62

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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.