Home / 6,923,712.66-10,376,285.65-5,388,561.79

Finding the Fourth Proportional to 6,923,712.66, 10,376,285.65 and 5,388,561.79

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Solution

The fourth proportional to 6,923,712.66, 10,376,285.65 and 5,388,561.79 is: 8,075,617.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,923,712.66 : 10,376,285.65 = 5,388,561.79 : x
  2. Step 2: Convert to fraction form
    6,923,712.66/10,376,285.65 = 5,388,561.79/x
  3. Step 3: Cross multiply
    6,923,712.66x = 10,376,285.65 × 5,388,561.79
  4. Step 4: Simplify right side
    6,923,712.66x = 55,913,256,394,669.80
  5. Step 5: Solve for x
    x = 55,913,256,394,669.80/6,923,712.66
  6. Step 6: Final answer
    x = 8,075,617.69

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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.