Home / 81,440,359.70-122,172,048.76-26,095,254.44

Finding the Fourth Proportional to 81,440,359.70, 122,172,048.76 and 26,095,254.44

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Solution

The fourth proportional to 81,440,359.70, 122,172,048.76 and 26,095,254.44 is: 39,146,569.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,440,359.70 : 122,172,048.76 = 26,095,254.44 : x
  2. Step 2: Convert to fraction form
    81,440,359.70/122,172,048.76 = 26,095,254.44/x
  3. Step 3: Cross multiply
    81,440,359.70x = 122,172,048.76 × 26,095,254.44
  4. Step 4: Simplify right side
    81,440,359.70x = 3,188,110,698,113,852
  5. Step 5: Solve for x
    x = 3,188,110,698,113,852/81,440,359.70
  6. Step 6: Final answer
    x = 39,146,569.46

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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.