Home / 10,505,327.80-15,756,808.16-2,829,534.45

Finding the Fourth Proportional to 10,505,327.80, 15,756,808.16 and 2,829,534.45

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Solution

The fourth proportional to 10,505,327.80, 15,756,808.16 and 2,829,534.45 is: 4,243,982.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,505,327.80 : 15,756,808.16 = 2,829,534.45 : x
  2. Step 2: Convert to fraction form
    10,505,327.80/15,756,808.16 = 2,829,534.45/x
  3. Step 3: Cross multiply
    10,505,327.80x = 15,756,808.16 × 2,829,534.45
  4. Step 4: Simplify right side
    10,505,327.80x = 44,584,431,503,687.28
  5. Step 5: Solve for x
    x = 44,584,431,503,687.28/10,505,327.80
  6. Step 6: Final answer
    x = 4,243,982.90

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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.