Home / 13,365,576.77-20,056,798.80-5,689,209.38

Finding the Fourth Proportional to 13,365,576.77, 20,056,798.80 and 5,689,209.38

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Solution

The fourth proportional to 13,365,576.77, 20,056,798.80 and 5,689,209.38 is: 8,537,403.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,576.77 : 20,056,798.80 = 5,689,209.38 : x
  2. Step 2: Convert to fraction form
    13,365,576.77/20,056,798.80 = 5,689,209.38/x
  3. Step 3: Cross multiply
    13,365,576.77x = 20,056,798.80 × 5,689,209.38
  4. Step 4: Simplify right side
    13,365,576.77x = 114,107,327,765,448.75
  5. Step 5: Solve for x
    x = 114,107,327,765,448.75/13,365,576.77
  6. Step 6: Final answer
    x = 8,537,403.94

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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.