Home / 10,927,941.20-16,391,911.80-7,736,670.80

Finding the Fourth Proportional to 10,927,941.20, 16,391,911.80 and 7,736,670.80

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Solution

The fourth proportional to 10,927,941.20, 16,391,911.80 and 7,736,670.80 is: 11,605,006.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927,941.20 : 16,391,911.80 = 7,736,670.80 : x
  2. Step 2: Convert to fraction form
    10,927,941.20/16,391,911.80 = 7,736,670.80/x
  3. Step 3: Cross multiply
    10,927,941.20x = 16,391,911.80 × 7,736,670.80
  4. Step 4: Simplify right side
    10,927,941.20x = 126,818,825,379,235.44
  5. Step 5: Solve for x
    x = 126,818,825,379,235.44/10,927,941.20
  6. Step 6: Final answer
    x = 11,605,006.20

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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.