Home / 8,620,636.08-11,899,360.53-5,137,067.57

Finding the Fourth Proportional to 8,620,636.08, 11,899,360.53 and 5,137,067.57

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Solution

The fourth proportional to 8,620,636.08, 11,899,360.53 and 5,137,067.57 is: 7,090,871.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,620,636.08 : 11,899,360.53 = 5,137,067.57 : x
  2. Step 2: Convert to fraction form
    8,620,636.08/11,899,360.53 = 5,137,067.57/x
  3. Step 3: Cross multiply
    8,620,636.08x = 11,899,360.53 × 5,137,067.57
  4. Step 4: Simplify right side
    8,620,636.08x = 61,127,819,082,401.02
  5. Step 5: Solve for x
    x = 61,127,819,082,401.02/8,620,636.08
  6. Step 6: Final answer
    x = 7,090,871.08

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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.