Home / 28,843,901.41-39,804,592.94-15,791,989.32

Finding the Fourth Proportional to 28,843,901.41, 39,804,592.94 and 15,791,989.32

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Solution

The fourth proportional to 28,843,901.41, 39,804,592.94 and 15,791,989.32 is: 21,792,950.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,843,901.41 : 39,804,592.94 = 15,791,989.32 : x
  2. Step 2: Convert to fraction form
    28,843,901.41/39,804,592.94 = 15,791,989.32/x
  3. Step 3: Cross multiply
    28,843,901.41x = 39,804,592.94 × 15,791,989.32
  4. Step 4: Simplify right side
    28,843,901.41x = 628,593,706,595,427.38
  5. Step 5: Solve for x
    x = 628,593,706,595,427.38/28,843,901.41
  6. Step 6: Final answer
    x = 21,792,950.19

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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.