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Finding the Fourth Proportional to 36,871,806.70, 51,524,870 and 36,871,806.70

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Solution

The fourth proportional to 36,871,806.70, 51,524,870 and 36,871,806.70 is: 51,524,870

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,871,806.70 : 51,524,870 = 36,871,806.70 : x
  2. Step 2: Convert to fraction form
    36,871,806.70/51,524,870 = 36,871,806.70/x
  3. Step 3: Cross multiply
    36,871,806.70x = 51,524,870 × 36,871,806.70
  4. Step 4: Simplify right side
    36,871,806.70x = 1,899,815,046,882,629.25
  5. Step 5: Solve for x
    x = 1,899,815,046,882,629.25/36,871,806.70
  6. Step 6: Final answer
    x = 51,524,870

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.