Home / 28,843,895.04-39,804,584.14-15,791,982.94

Finding the Fourth Proportional to 28,843,895.04, 39,804,584.14 and 15,791,982.94

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Solution

The fourth proportional to 28,843,895.04, 39,804,584.14 and 15,791,982.94 is: 21,792,941.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,843,895.04 : 39,804,584.14 = 15,791,982.94 : x
  2. Step 2: Convert to fraction form
    28,843,895.04/39,804,584.14 = 15,791,982.94/x
  3. Step 3: Cross multiply
    28,843,895.04x = 39,804,584.14 × 15,791,982.94
  4. Step 4: Simplify right side
    28,843,895.04x = 628,593,313,672,674.50
  5. Step 5: Solve for x
    x = 628,593,313,672,674.50/28,843,895.04
  6. Step 6: Final answer
    x = 21,792,941.38

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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.