Home / 13,660,372.35-20,488,314.08-4,904,838.81

Finding the Fourth Proportional to 13,660,372.35, 20,488,314.08 and 4,904,838.81

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Solution

The fourth proportional to 13,660,372.35, 20,488,314.08 and 4,904,838.81 is: 7,356,452.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,660,372.35 : 20,488,314.08 = 4,904,838.81 : x
  2. Step 2: Convert to fraction form
    13,660,372.35/20,488,314.08 = 4,904,838.81/x
  3. Step 3: Cross multiply
    13,660,372.35x = 20,488,314.08 × 4,904,838.81
  4. Step 4: Simplify right side
    13,660,372.35x = 100,491,878,026,529.23
  5. Step 5: Solve for x
    x = 100,491,878,026,529.23/13,660,372.35
  6. Step 6: Final answer
    x = 7,356,452.33

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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.