Home / 25,902,429.60-38,853,644.40-12,436,010.40

Finding the Fourth Proportional to 25,902,429.60, 38,853,644.40 and 12,436,010.40

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Solution

The fourth proportional to 25,902,429.60, 38,853,644.40 and 12,436,010.40 is: 18,654,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,902,429.60 : 38,853,644.40 = 12,436,010.40 : x
  2. Step 2: Convert to fraction form
    25,902,429.60/38,853,644.40 = 12,436,010.40/x
  3. Step 3: Cross multiply
    25,902,429.60x = 38,853,644.40 × 12,436,010.40
  4. Step 4: Simplify right side
    25,902,429.60x = 483,184,325,836,301.75
  5. Step 5: Solve for x
    x = 483,184,325,836,301.75/25,902,429.60
  6. Step 6: Final answer
    x = 18,654,015.60

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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.