Home / 12,227,428.44-16,865,308.62-10,379,139.66

Finding the Fourth Proportional to 12,227,428.44, 16,865,308.62 and 10,379,139.66

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Solution

The fourth proportional to 12,227,428.44, 16,865,308.62 and 10,379,139.66 is: 14,315,961.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227,428.44 : 16,865,308.62 = 10,379,139.66 : x
  2. Step 2: Convert to fraction form
    12,227,428.44/16,865,308.62 = 10,379,139.66/x
  3. Step 3: Cross multiply
    12,227,428.44x = 16,865,308.62 × 10,379,139.66
  4. Step 4: Simplify right side
    12,227,428.44x = 175,047,393,575,981.88
  5. Step 5: Solve for x
    x = 175,047,393,575,981.88/12,227,428.44
  6. Step 6: Final answer
    x = 14,315,961.40

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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.