Home / 7,666,857.20-11,490,517.20-4,074,345.20

Finding the Fourth Proportional to 7,666,857.20, 11,490,517.20 and 4,074,345.20

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Solution

The fourth proportional to 7,666,857.20, 11,490,517.20 and 4,074,345.20 is: 6,106,326.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666,857.20 : 11,490,517.20 = 4,074,345.20 : x
  2. Step 2: Convert to fraction form
    7,666,857.20/11,490,517.20 = 4,074,345.20/x
  3. Step 3: Cross multiply
    7,666,857.20x = 11,490,517.20 × 4,074,345.20
  4. Step 4: Simplify right side
    7,666,857.20x = 46,816,333,599,337.44
  5. Step 5: Solve for x
    x = 46,816,333,599,337.44/7,666,857.20
  6. Step 6: Final answer
    x = 6,106,326.54

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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.