Home / 14,433,215.40-19,917,836.10-8,631,997.02

Finding the Fourth Proportional to 14,433,215.40, 19,917,836.10 and 8,631,997.02

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Solution

The fourth proportional to 14,433,215.40, 19,917,836.10 and 8,631,997.02 is: 11,912,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,433,215.40 : 19,917,836.10 = 8,631,997.02 : x
  2. Step 2: Convert to fraction form
    14,433,215.40/19,917,836.10 = 8,631,997.02/x
  3. Step 3: Cross multiply
    14,433,215.40x = 19,917,836.10 × 8,631,997.02
  4. Step 4: Simplify right side
    14,433,215.40x = 171,930,701,860,048.44
  5. Step 5: Solve for x
    x = 171,930,701,860,048.44/14,433,215.40
  6. Step 6: Final answer
    x = 11,912,155.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.