Home / 7,283,872.05-10,051,686.75-4,020,687.81

Finding the Fourth Proportional to 7,283,872.05, 10,051,686.75 and 4,020,687.81

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Solution

The fourth proportional to 7,283,872.05, 10,051,686.75 and 4,020,687.81 is: 5,548,517.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,283,872.05 : 10,051,686.75 = 4,020,687.81 : x
  2. Step 2: Convert to fraction form
    7,283,872.05/10,051,686.75 = 4,020,687.81/x
  3. Step 3: Cross multiply
    7,283,872.05x = 10,051,686.75 × 4,020,687.81
  4. Step 4: Simplify right side
    7,283,872.05x = 40,414,694,385,663.52
  5. Step 5: Solve for x
    x = 40,414,694,385,663.52/7,283,872.05
  6. Step 6: Final answer
    x = 5,548,517.89

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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.