Home / 13,451,968.56-20,164,462.70-6,971,414.62

Finding the Fourth Proportional to 13,451,968.56, 20,164,462.70 and 6,971,414.62

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Solution

The fourth proportional to 13,451,968.56, 20,164,462.70 and 6,971,414.62 is: 10,450,130.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,451,968.56 : 20,164,462.70 = 6,971,414.62 : x
  2. Step 2: Convert to fraction form
    13,451,968.56/20,164,462.70 = 6,971,414.62/x
  3. Step 3: Cross multiply
    13,451,968.56x = 20,164,462.70 × 6,971,414.62
  4. Step 4: Simplify right side
    13,451,968.56x = 140,574,830,071,224.67
  5. Step 5: Solve for x
    x = 140,574,830,071,224.67/13,451,968.56
  6. Step 6: Final answer
    x = 10,450,130.73

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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.