Home / 9,137,777.84-12,609,858.08-5,007,758.48

Finding the Fourth Proportional to 9,137,777.84, 12,609,858.08 and 5,007,758.48

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Solution

The fourth proportional to 9,137,777.84, 12,609,858.08 and 5,007,758.48 is: 6,910,555.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,137,777.84 : 12,609,858.08 = 5,007,758.48 : x
  2. Step 2: Convert to fraction form
    9,137,777.84/12,609,858.08 = 5,007,758.48/x
  3. Step 3: Cross multiply
    9,137,777.84x = 12,609,858.08 × 5,007,758.48
  4. Step 4: Simplify right side
    9,137,777.84x = 63,147,123,731,716.52
  5. Step 5: Solve for x
    x = 63,147,123,731,716.52/9,137,777.84
  6. Step 6: Final answer
    x = 6,910,555.81

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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.