Home / 18,453,046.60-27,679,569.90-8,866,113.40

Finding the Fourth Proportional to 18,453,046.60, 27,679,569.90 and 8,866,113.40

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Solution

The fourth proportional to 18,453,046.60, 27,679,569.90 and 8,866,113.40 is: 13,299,170.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,453,046.60 : 27,679,569.90 = 8,866,113.40 : x
  2. Step 2: Convert to fraction form
    18,453,046.60/27,679,569.90 = 8,866,113.40/x
  3. Step 3: Cross multiply
    18,453,046.60x = 27,679,569.90 × 8,866,113.40
  4. Step 4: Simplify right side
    18,453,046.60x = 245,410,205,596,626.66
  5. Step 5: Solve for x
    x = 245,410,205,596,626.66/18,453,046.60
  6. Step 6: Final answer
    x = 13,299,170.10

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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.