Home / 25,754,637.60-38,631,956.40-7,801,408.80

Finding the Fourth Proportional to 25,754,637.60, 38,631,956.40 and 7,801,408.80

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Solution

The fourth proportional to 25,754,637.60, 38,631,956.40 and 7,801,408.80 is: 11,702,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,754,637.60 : 38,631,956.40 = 7,801,408.80 : x
  2. Step 2: Convert to fraction form
    25,754,637.60/38,631,956.40 = 7,801,408.80/x
  3. Step 3: Cross multiply
    25,754,637.60x = 38,631,956.40 × 7,801,408.80
  4. Step 4: Simplify right side
    25,754,637.60x = 301,383,684,620,176.31
  5. Step 5: Solve for x
    x = 301,383,684,620,176.31/25,754,637.60
  6. Step 6: Final answer
    x = 11,702,113.20

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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.