Home / 14,078,426.48-21,120,750.12-5,102,745.20

Finding the Fourth Proportional to 14,078,426.48, 21,120,750.12 and 5,102,745.20

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Solution

The fourth proportional to 14,078,426.48, 21,120,750.12 and 5,102,745.20 is: 7,655,245.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,078,426.48 : 21,120,750.12 = 5,102,745.20 : x
  2. Step 2: Convert to fraction form
    14,078,426.48/21,120,750.12 = 5,102,745.20/x
  3. Step 3: Cross multiply
    14,078,426.48x = 21,120,750.12 × 5,102,745.20
  4. Step 4: Simplify right side
    14,078,426.48x = 107,773,806,295,229.44
  5. Step 5: Solve for x
    x = 107,773,806,295,229.44/14,078,426.48
  6. Step 6: Final answer
    x = 7,655,245.17

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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.