Home / 49,805,964.80-74,638,963.20-39,588,300.80

Finding the Fourth Proportional to 49,805,964.80, 74,638,963.20 and 39,588,300.80

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Solution

The fourth proportional to 49,805,964.80, 74,638,963.20 and 39,588,300.80 is: 59,326,824.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,805,964.80 : 74,638,963.20 = 39,588,300.80 : x
  2. Step 2: Convert to fraction form
    49,805,964.80/74,638,963.20 = 39,588,300.80/x
  3. Step 3: Cross multiply
    49,805,964.80x = 74,638,963.20 × 39,588,300.80
  4. Step 4: Simplify right side
    49,805,964.80x = 2,954,829,726,561,730.50
  5. Step 5: Solve for x
    x = 2,954,829,726,561,730.50/49,805,964.80
  6. Step 6: Final answer
    x = 59,326,824.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.