Home / 14,198,788.78-21,298,181.86-3,416,089.64

Finding the Fourth Proportional to 14,198,788.78, 21,298,181.86 and 3,416,089.64

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Solution

The fourth proportional to 14,198,788.78, 21,298,181.86 and 3,416,089.64 is: 5,124,134.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,198,788.78 : 21,298,181.86 = 3,416,089.64 : x
  2. Step 2: Convert to fraction form
    14,198,788.78/21,298,181.86 = 3,416,089.64/x
  3. Step 3: Cross multiply
    14,198,788.78x = 21,298,181.86 × 3,416,089.64
  4. Step 4: Simplify right side
    14,198,788.78x = 72,756,498,402,781.94
  5. Step 5: Solve for x
    x = 72,756,498,402,781.94/14,198,788.78
  6. Step 6: Final answer
    x = 5,124,134.14

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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.