Home / 7,142,135.76-10,712,019.24-2,349,883.44

Finding the Fourth Proportional to 7,142,135.76, 10,712,019.24 and 2,349,883.44

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Solution

The fourth proportional to 7,142,135.76, 10,712,019.24 and 2,349,883.44 is: 3,524,435.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,142,135.76 : 10,712,019.24 = 2,349,883.44 : x
  2. Step 2: Convert to fraction form
    7,142,135.76/10,712,019.24 = 2,349,883.44/x
  3. Step 3: Cross multiply
    7,142,135.76x = 10,712,019.24 × 2,349,883.44
  4. Step 4: Simplify right side
    7,142,135.76x = 25,171,996,621,037.39
  5. Step 5: Solve for x
    x = 25,171,996,621,037.39/7,142,135.76
  6. Step 6: Final answer
    x = 3,524,435.47

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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.