Home / 21,871,865.80-32,807,625.90-5,697,785.80

Finding the Fourth Proportional to 21,871,865.80, 32,807,625.90 and 5,697,785.80

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Solution

The fourth proportional to 21,871,865.80, 32,807,625.90 and 5,697,785.80 is: 8,546,633.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,871,865.80 : 32,807,625.90 = 5,697,785.80 : x
  2. Step 2: Convert to fraction form
    21,871,865.80/32,807,625.90 = 5,697,785.80/x
  3. Step 3: Cross multiply
    21,871,865.80x = 32,807,625.90 × 5,697,785.80
  4. Step 4: Simplify right side
    21,871,865.80x = 186,930,824,984,732.22
  5. Step 5: Solve for x
    x = 186,930,824,984,732.22/21,871,865.80
  6. Step 6: Final answer
    x = 8,546,633.68

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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.