Home / 13,365,610.56-20,056,849.50-5,689,243.20

Finding the Fourth Proportional to 13,365,610.56, 20,056,849.50 and 5,689,243.20

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Solution

The fourth proportional to 13,365,610.56, 20,056,849.50 and 5,689,243.20 is: 8,537,454.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,610.56 : 20,056,849.50 = 5,689,243.20 : x
  2. Step 2: Convert to fraction form
    13,365,610.56/20,056,849.50 = 5,689,243.20/x
  3. Step 3: Cross multiply
    13,365,610.56x = 20,056,849.50 × 5,689,243.20
  4. Step 4: Simplify right side
    13,365,610.56x = 114,108,294,631,298.41
  5. Step 5: Solve for x
    x = 114,108,294,631,298.41/13,365,610.56
  6. Step 6: Final answer
    x = 8,537,454.70

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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.