Home / 55,115,256.20-82,476,929.10-48,004,881.80

Finding the Fourth Proportional to 55,115,256.20, 82,476,929.10 and 48,004,881.80

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Solution

The fourth proportional to 55,115,256.20, 82,476,929.10 and 48,004,881.80 is: 71,836,647.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,115,256.20 : 82,476,929.10 = 48,004,881.80 : x
  2. Step 2: Convert to fraction form
    55,115,256.20/82,476,929.10 = 48,004,881.80/x
  3. Step 3: Cross multiply
    55,115,256.20x = 82,476,929.10 × 48,004,881.80
  4. Step 4: Simplify right side
    55,115,256.20x = 3,959,295,232,672,480
  5. Step 5: Solve for x
    x = 3,959,295,232,672,480/55,115,256.20
  6. Step 6: Final answer
    x = 71,836,647.52

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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.