Home / 8,194,831.40-12,294,090.30-2,515,317.80

Finding the Fourth Proportional to 8,194,831.40, 12,294,090.30 and 2,515,317.80

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Solution

The fourth proportional to 8,194,831.40, 12,294,090.30 and 2,515,317.80 is: 3,773,542.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194,831.40 : 12,294,090.30 = 2,515,317.80 : x
  2. Step 2: Convert to fraction form
    8,194,831.40/12,294,090.30 = 2,515,317.80/x
  3. Step 3: Cross multiply
    8,194,831.40x = 12,294,090.30 × 2,515,317.80
  4. Step 4: Simplify right side
    8,194,831.40x = 30,923,544,166,397.34
  5. Step 5: Solve for x
    x = 30,923,544,166,397.34/8,194,831.40
  6. Step 6: Final answer
    x = 3,773,542.45

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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.