Home / 21,871,069.80-32,806,431.90-5,696,989.80

Finding the Fourth Proportional to 21,871,069.80, 32,806,431.90 and 5,696,989.80

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Solution

The fourth proportional to 21,871,069.80, 32,806,431.90 and 5,696,989.80 is: 8,545,439.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,871,069.80 : 32,806,431.90 = 5,696,989.80 : x
  2. Step 2: Convert to fraction form
    21,871,069.80/32,806,431.90 = 5,696,989.80/x
  3. Step 3: Cross multiply
    21,871,069.80x = 32,806,431.90 × 5,696,989.80
  4. Step 4: Simplify right side
    21,871,069.80x = 186,897,907,908,694.59
  5. Step 5: Solve for x
    x = 186,897,907,908,694.59/21,871,069.80
  6. Step 6: Final answer
    x = 8,545,439.69

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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.