Home / 10,813,577.80-16,229,552.10-4,428,412.60

Finding the Fourth Proportional to 10,813,577.80, 16,229,552.10 and 4,428,412.60

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Solution

The fourth proportional to 10,813,577.80, 16,229,552.10 and 4,428,412.60 is: 6,646,380.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,813,577.80 : 16,229,552.10 = 4,428,412.60 : x
  2. Step 2: Convert to fraction form
    10,813,577.80/16,229,552.10 = 4,428,412.60/x
  3. Step 3: Cross multiply
    10,813,577.80x = 16,229,552.10 × 4,428,412.60
  4. Step 4: Simplify right side
    10,813,577.80x = 71,871,153,011,996.45
  5. Step 5: Solve for x
    x = 71,871,153,011,996.45/10,813,577.80
  6. Step 6: Final answer
    x = 6,646,380.54

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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.