Home / 35,085,854.03-48,399,039.59-20,399,896.71

Finding the Fourth Proportional to 35,085,854.03, 48,399,039.59 and 20,399,896.71

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Solution

The fourth proportional to 35,085,854.03, 48,399,039.59 and 20,399,896.71 is: 28,140,555.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,085,854.03 : 48,399,039.59 = 20,399,896.71 : x
  2. Step 2: Convert to fraction form
    35,085,854.03/48,399,039.59 = 20,399,896.71/x
  3. Step 3: Cross multiply
    35,085,854.03x = 48,399,039.59 × 20,399,896.71
  4. Step 4: Simplify right side
    35,085,854.03x = 987,335,408,397,201.38
  5. Step 5: Solve for x
    x = 987,335,408,397,201.38/35,085,854.03
  6. Step 6: Final answer
    x = 28,140,555.10

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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.