Home / 53,919,504.40-80,879,256.60-30,961,253.20

Finding the Fourth Proportional to 53,919,504.40, 80,879,256.60 and 30,961,253.20

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Solution

The fourth proportional to 53,919,504.40, 80,879,256.60 and 30,961,253.20 is: 46,441,879.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,919,504.40 : 80,879,256.60 = 30,961,253.20 : x
  2. Step 2: Convert to fraction form
    53,919,504.40/80,879,256.60 = 30,961,253.20/x
  3. Step 3: Cross multiply
    53,919,504.40x = 80,879,256.60 × 30,961,253.20
  4. Step 4: Simplify right side
    53,919,504.40x = 2,504,123,142,220,371
  5. Step 5: Solve for x
    x = 2,504,123,142,220,371/53,919,504.40
  6. Step 6: Final answer
    x = 46,441,879.80

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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.