Home / 12,994,443.20-19,492,893.60-3,538,827.20

Finding the Fourth Proportional to 12,994,443.20, 19,492,893.60 and 3,538,827.20

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Solution

The fourth proportional to 12,994,443.20, 19,492,893.60 and 3,538,827.20 is: 5,308,575.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,994,443.20 : 19,492,893.60 = 3,538,827.20 : x
  2. Step 2: Convert to fraction form
    12,994,443.20/19,492,893.60 = 3,538,827.20/x
  3. Step 3: Cross multiply
    12,994,443.20x = 19,492,893.60 × 3,538,827.20
  4. Step 4: Simplify right side
    12,994,443.20x = 68,981,982,078,385.93
  5. Step 5: Solve for x
    x = 68,981,982,078,385.93/12,994,443.20
  6. Step 6: Final answer
    x = 5,308,575.44

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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.