Home / 66,664,808.68-91,996,758.28-36,895,515.36

Finding the Fourth Proportional to 66,664,808.68, 91,996,758.28 and 36,895,515.36

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Solution

The fourth proportional to 66,664,808.68, 91,996,758.28 and 36,895,515.36 is: 50,915,436.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,664,808.68 : 91,996,758.28 = 36,895,515.36 : x
  2. Step 2: Convert to fraction form
    66,664,808.68/91,996,758.28 = 36,895,515.36/x
  3. Step 3: Cross multiply
    66,664,808.68x = 91,996,758.28 × 36,895,515.36
  4. Step 4: Simplify right side
    66,664,808.68x = 3,394,267,808,189,947
  5. Step 5: Solve for x
    x = 3,394,267,808,189,947/66,664,808.68
  6. Step 6: Final answer
    x = 50,915,436.13

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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.