Home / 8,424,998.40-12,633,811.20-3,374,630.40

Finding the Fourth Proportional to 8,424,998.40, 12,633,811.20 and 3,374,630.40

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Solution

The fourth proportional to 8,424,998.40, 12,633,811.20 and 3,374,630.40 is: 5,060,469.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,424,998.40 : 12,633,811.20 = 3,374,630.40 : x
  2. Step 2: Convert to fraction form
    8,424,998.40/12,633,811.20 = 3,374,630.40/x
  3. Step 3: Cross multiply
    8,424,998.40x = 12,633,811.20 × 3,374,630.40
  4. Step 4: Simplify right side
    8,424,998.40x = 42,634,443,343,380.48
  5. Step 5: Solve for x
    x = 42,634,443,343,380.48/8,424,998.40
  6. Step 6: Final answer
    x = 5,060,469.01

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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.