Home / 6,768,557.12-9,340,551.20-3,712,715.84

Finding the Fourth Proportional to 6,768,557.12, 9,340,551.20 and 3,712,715.84

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Solution

The fourth proportional to 6,768,557.12, 9,340,551.20 and 3,712,715.84 is: 5,123,516.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,768,557.12 : 9,340,551.20 = 3,712,715.84 : x
  2. Step 2: Convert to fraction form
    6,768,557.12/9,340,551.20 = 3,712,715.84/x
  3. Step 3: Cross multiply
    6,768,557.12x = 9,340,551.20 × 3,712,715.84
  4. Step 4: Simplify right side
    6,768,557.12x = 34,678,812,394,571.00
  5. Step 5: Solve for x
    x = 34,678,812,394,571.00/6,768,557.12
  6. Step 6: Final answer
    x = 5,123,516.25

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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.