Home / 10,754,605.20-16,131,907.80-4,770,973.20

Finding the Fourth Proportional to 10,754,605.20, 16,131,907.80 and 4,770,973.20

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Solution

The fourth proportional to 10,754,605.20, 16,131,907.80 and 4,770,973.20 is: 7,156,459.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,754,605.20 : 16,131,907.80 = 4,770,973.20 : x
  2. Step 2: Convert to fraction form
    10,754,605.20/16,131,907.80 = 4,770,973.20/x
  3. Step 3: Cross multiply
    10,754,605.20x = 16,131,907.80 × 4,770,973.20
  4. Step 4: Simplify right side
    10,754,605.20x = 76,964,899,778,670.97
  5. Step 5: Solve for x
    x = 76,964,899,778,670.97/10,754,605.20
  6. Step 6: Final answer
    x = 7,156,459.80

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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.