Home / 66,048,131.38-91,143,924.26-36,681,355.65

Finding the Fourth Proportional to 66,048,131.38, 91,143,924.26 and 36,681,355.65

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Solution

The fourth proportional to 66,048,131.38, 91,143,924.26 and 36,681,355.65 is: 50,618,884.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,048,131.38 : 91,143,924.26 = 36,681,355.65 : x
  2. Step 2: Convert to fraction form
    66,048,131.38/91,143,924.26 = 36,681,355.65/x
  3. Step 3: Cross multiply
    66,048,131.38x = 91,143,924.26 × 36,681,355.65
  4. Step 4: Simplify right side
    66,048,131.38x = 3,343,282,700,700,422
  5. Step 5: Solve for x
    x = 3,343,282,700,700,422/66,048,131.38
  6. Step 6: Final answer
    x = 50,618,884.00

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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.