Home / 12,548,268.44-18,822,337-6,827,368.56

Finding the Fourth Proportional to 12,548,268.44, 18,822,337 and 6,827,368.56

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Solution

The fourth proportional to 12,548,268.44, 18,822,337 and 6,827,368.56 is: 10,241,017.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,548,268.44 : 18,822,337 = 6,827,368.56 : x
  2. Step 2: Convert to fraction form
    12,548,268.44/18,822,337 = 6,827,368.56/x
  3. Step 3: Cross multiply
    12,548,268.44x = 18,822,337 × 6,827,368.56
  4. Step 4: Simplify right side
    12,548,268.44x = 128,507,031,859,524.72
  5. Step 5: Solve for x
    x = 128,507,031,859,524.72/12,548,268.44
  6. Step 6: Final answer
    x = 10,241,017.12

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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.