Home / 18,576,875.40-27,865,313.10-14,041,912.20

Finding the Fourth Proportional to 18,576,875.40, 27,865,313.10 and 14,041,912.20

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Solution

The fourth proportional to 18,576,875.40, 27,865,313.10 and 14,041,912.20 is: 21,062,868.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,576,875.40 : 27,865,313.10 = 14,041,912.20 : x
  2. Step 2: Convert to fraction form
    18,576,875.40/27,865,313.10 = 14,041,912.20/x
  3. Step 3: Cross multiply
    18,576,875.40x = 27,865,313.10 × 14,041,912.20
  4. Step 4: Simplify right side
    18,576,875.40x = 391,282,279,975,709.81
  5. Step 5: Solve for x
    x = 391,282,279,975,709.81/18,576,875.40
  6. Step 6: Final answer
    x = 21,062,868.30

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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.