Home / 13,377,888-20,070,165.12-3,922,272

Finding the Fourth Proportional to 13,377,888, 20,070,165.12 and 3,922,272

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Solution

The fourth proportional to 13,377,888, 20,070,165.12 and 3,922,272 is: 5,884,385.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,377,888 : 20,070,165.12 = 3,922,272 : x
  2. Step 2: Convert to fraction form
    13,377,888/20,070,165.12 = 3,922,272/x
  3. Step 3: Cross multiply
    13,377,888x = 20,070,165.12 × 3,922,272
  4. Step 4: Simplify right side
    13,377,888x = 78,720,646,685,552.64
  5. Step 5: Solve for x
    x = 78,720,646,685,552.64/13,377,888
  6. Step 6: Final answer
    x = 5,884,385.24

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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.