Home / 12,481,262.40-18,723,967.20-4,908,475.20

Finding the Fourth Proportional to 12,481,262.40, 18,723,967.20 and 4,908,475.20

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Solution

The fourth proportional to 12,481,262.40, 18,723,967.20 and 4,908,475.20 is: 7,363,528.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,481,262.40 : 18,723,967.20 = 4,908,475.20 : x
  2. Step 2: Convert to fraction form
    12,481,262.40/18,723,967.20 = 4,908,475.20/x
  3. Step 3: Cross multiply
    12,481,262.40x = 18,723,967.20 × 4,908,475.20
  4. Step 4: Simplify right side
    12,481,262.40x = 91,906,128,646,813.44
  5. Step 5: Solve for x
    x = 91,906,128,646,813.44/12,481,262.40
  6. Step 6: Final answer
    x = 7,363,528.28

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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.