Home / 66,584,678.99-91,883,150.54-36,813,605.88

Finding the Fourth Proportional to 66,584,678.99, 91,883,150.54 and 36,813,605.88

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Solution

The fourth proportional to 66,584,678.99, 91,883,150.54 and 36,813,605.88 is: 50,800,726.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,584,678.99 : 91,883,150.54 = 36,813,605.88 : x
  2. Step 2: Convert to fraction form
    66,584,678.99/91,883,150.54 = 36,813,605.88/x
  3. Step 3: Cross multiply
    66,584,678.99x = 91,883,150.54 × 36,813,605.88
  4. Step 4: Simplify right side
    66,584,678.99x = 3,382,550,090,808,201.50
  5. Step 5: Solve for x
    x = 3,382,550,090,808,201.50/66,584,678.99
  6. Step 6: Final answer
    x = 50,800,726.87

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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.