Home / 10,871,622.33-16,271,948.30-7,992,226.83

Finding the Fourth Proportional to 10,871,622.33, 16,271,948.30 and 7,992,226.83

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Solution

The fourth proportional to 10,871,622.33, 16,271,948.30 and 7,992,226.83 is: 11,962,253.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,871,622.33 : 16,271,948.30 = 7,992,226.83 : x
  2. Step 2: Convert to fraction form
    10,871,622.33/16,271,948.30 = 7,992,226.83/x
  3. Step 3: Cross multiply
    10,871,622.33x = 16,271,948.30 × 7,992,226.83
  4. Step 4: Simplify right side
    10,871,622.33x = 130,049,101,845,647.84
  5. Step 5: Solve for x
    x = 130,049,101,845,647.84/10,871,622.33
  6. Step 6: Final answer
    x = 11,962,253.47

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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.