Home / 11,612,123.68-17,380,283.20-8,537,300.16

Finding the Fourth Proportional to 11,612,123.68, 17,380,283.20 and 8,537,300.16

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Solution

The fourth proportional to 11,612,123.68, 17,380,283.20 and 8,537,300.16 is: 12,778,084.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,612,123.68 : 17,380,283.20 = 8,537,300.16 : x
  2. Step 2: Convert to fraction form
    11,612,123.68/17,380,283.20 = 8,537,300.16/x
  3. Step 3: Cross multiply
    11,612,123.68x = 17,380,283.20 × 8,537,300.16
  4. Step 4: Simplify right side
    11,612,123.68x = 148,380,694,544,205.31
  5. Step 5: Solve for x
    x = 148,380,694,544,205.31/11,612,123.68
  6. Step 6: Final answer
    x = 12,778,084.24

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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.