Home / 20,294,517.90-30,438,536.34-5,914,222.02

Finding the Fourth Proportional to 20,294,517.90, 30,438,536.34 and 5,914,222.02

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Solution

The fourth proportional to 20,294,517.90, 30,438,536.34 and 5,914,222.02 is: 8,870,388.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,294,517.90 : 30,438,536.34 = 5,914,222.02 : x
  2. Step 2: Convert to fraction form
    20,294,517.90/30,438,536.34 = 5,914,222.02/x
  3. Step 3: Cross multiply
    20,294,517.90x = 30,438,536.34 × 5,914,222.02
  4. Step 4: Simplify right side
    20,294,517.90x = 180,020,261,878,598.19
  5. Step 5: Solve for x
    x = 180,020,261,878,598.19/20,294,517.90
  6. Step 6: Final answer
    x = 8,870,388.68

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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.