Home / 15,333,461.73-21,160,576.26-8,364,256.83

Finding the Fourth Proportional to 15,333,461.73, 21,160,576.26 and 8,364,256.83

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Solution

The fourth proportional to 15,333,461.73, 21,160,576.26 and 8,364,256.83 is: 11,542,892.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,333,461.73 : 21,160,576.26 = 8,364,256.83 : x
  2. Step 2: Convert to fraction form
    15,333,461.73/21,160,576.26 = 8,364,256.83/x
  3. Step 3: Cross multiply
    15,333,461.73x = 21,160,576.26 × 8,364,256.83
  4. Step 4: Simplify right side
    15,333,461.73x = 176,992,494,509,440.88
  5. Step 5: Solve for x
    x = 176,992,494,509,440.88/15,333,461.73
  6. Step 6: Final answer
    x = 11,542,892.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.