Home / 53,633,891.94-74,017,208.07-31,608,320.91

Finding the Fourth Proportional to 53,633,891.94, 74,017,208.07 and 31,608,320.91

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Solution

The fourth proportional to 53,633,891.94, 74,017,208.07 and 31,608,320.91 is: 43,620,919.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,633,891.94 : 74,017,208.07 = 31,608,320.91 : x
  2. Step 2: Convert to fraction form
    53,633,891.94/74,017,208.07 = 31,608,320.91/x
  3. Step 3: Cross multiply
    53,633,891.94x = 74,017,208.07 × 31,608,320.91
  4. Step 4: Simplify right side
    53,633,891.94x = 2,339,559,665,538,801.50
  5. Step 5: Solve for x
    x = 2,339,559,665,538,801.50/53,633,891.94
  6. Step 6: Final answer
    x = 43,620,919.18

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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.