Home / 13,982,615.52-20,975,061.60-3,885,237.60

Finding the Fourth Proportional to 13,982,615.52, 20,975,061.60 and 3,885,237.60

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Solution

The fourth proportional to 13,982,615.52, 20,975,061.60 and 3,885,237.60 is: 5,828,172.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,982,615.52 : 20,975,061.60 = 3,885,237.60 : x
  2. Step 2: Convert to fraction form
    13,982,615.52/20,975,061.60 = 3,885,237.60/x
  3. Step 3: Cross multiply
    13,982,615.52x = 20,975,061.60 × 3,885,237.60
  4. Step 4: Simplify right side
    13,982,615.52x = 81,493,097,990,636.17
  5. Step 5: Solve for x
    x = 81,493,097,990,636.17/13,982,615.52
  6. Step 6: Final answer
    x = 5,828,172.70

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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.