Home / 11,392,143.40-17,086,037.79-3,413,967.40

Finding the Fourth Proportional to 11,392,143.40, 17,086,037.79 and 3,413,967.40

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Solution

The fourth proportional to 11,392,143.40, 17,086,037.79 and 3,413,967.40 is: 5,120,298.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,392,143.40 : 17,086,037.79 = 3,413,967.40 : x
  2. Step 2: Convert to fraction form
    11,392,143.40/17,086,037.79 = 3,413,967.40/x
  3. Step 3: Cross multiply
    11,392,143.40x = 17,086,037.79 × 3,413,967.40
  4. Step 4: Simplify right side
    11,392,143.40x = 58,331,175,929,075.45
  5. Step 5: Solve for x
    x = 58,331,175,929,075.45/11,392,143.40
  6. Step 6: Final answer
    x = 5,120,298.60

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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.