Home / 68,804,938.47-94,950,787.62-37,865,107.77

Finding the Fourth Proportional to 68,804,938.47, 94,950,787.62 and 37,865,107.77

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Solution

The fourth proportional to 68,804,938.47, 94,950,787.62 and 37,865,107.77 is: 52,253,833.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,804,938.47 : 94,950,787.62 = 37,865,107.77 : x
  2. Step 2: Convert to fraction form
    68,804,938.47/94,950,787.62 = 37,865,107.77/x
  3. Step 3: Cross multiply
    68,804,938.47x = 94,950,787.62 × 37,865,107.77
  4. Step 4: Simplify right side
    68,804,938.47x = 3,595,321,806,077,682.50
  5. Step 5: Solve for x
    x = 3,595,321,806,077,682.50/68,804,938.47
  6. Step 6: Final answer
    x = 52,253,833.61

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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.