Home / 13,365,564.79-20,056,780.83-5,689,197.37

Finding the Fourth Proportional to 13,365,564.79, 20,056,780.83 and 5,689,197.37

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Solution

The fourth proportional to 13,365,564.79, 20,056,780.83 and 5,689,197.37 is: 8,537,385.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,564.79 : 20,056,780.83 = 5,689,197.37 : x
  2. Step 2: Convert to fraction form
    13,365,564.79/20,056,780.83 = 5,689,197.37/x
  3. Step 3: Cross multiply
    13,365,564.79x = 20,056,780.83 × 5,689,197.37
  4. Step 4: Simplify right side
    13,365,564.79x = 114,106,984,619,972.53
  5. Step 5: Solve for x
    x = 114,106,984,619,972.53/13,365,564.79
  6. Step 6: Final answer
    x = 8,537,385.92

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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.