Home / 14,182,175.20-21,289,009.20-8,796,906.40

Finding the Fourth Proportional to 14,182,175.20, 21,289,009.20 and 8,796,906.40

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Solution

The fourth proportional to 14,182,175.20, 21,289,009.20 and 8,796,906.40 is: 13,205,126.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,182,175.20 : 21,289,009.20 = 8,796,906.40 : x
  2. Step 2: Convert to fraction form
    14,182,175.20/21,289,009.20 = 8,796,906.40/x
  3. Step 3: Cross multiply
    14,182,175.20x = 21,289,009.20 × 8,796,906.40
  4. Step 4: Simplify right side
    14,182,175.20x = 187,277,421,281,138.88
  5. Step 5: Solve for x
    x = 187,277,421,281,138.88/14,182,175.20
  6. Step 6: Final answer
    x = 13,205,126.76

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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.