Home / 30,219,294.03-41,690,787.90-18,596,679.36

Finding the Fourth Proportional to 30,219,294.03, 41,690,787.90 and 18,596,679.36

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Solution

The fourth proportional to 30,219,294.03, 41,690,787.90 and 18,596,679.36 is: 25,656,132.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,219,294.03 : 41,690,787.90 = 18,596,679.36 : x
  2. Step 2: Convert to fraction form
    30,219,294.03/41,690,787.90 = 18,596,679.36/x
  3. Step 3: Cross multiply
    30,219,294.03x = 41,690,787.90 × 18,596,679.36
  4. Step 4: Simplify right side
    30,219,294.03x = 775,310,214,842,067.75
  5. Step 5: Solve for x
    x = 775,310,214,842,067.75/30,219,294.03
  6. Step 6: Final answer
    x = 25,656,132.60

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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.