Home / 18,509,242.60-27,763,863.90-12,014,727.40

Finding the Fourth Proportional to 18,509,242.60, 27,763,863.90 and 12,014,727.40

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Solution

The fourth proportional to 18,509,242.60, 27,763,863.90 and 12,014,727.40 is: 18,022,091.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,509,242.60 : 27,763,863.90 = 12,014,727.40 : x
  2. Step 2: Convert to fraction form
    18,509,242.60/27,763,863.90 = 12,014,727.40/x
  3. Step 3: Cross multiply
    18,509,242.60x = 27,763,863.90 × 12,014,727.40
  4. Step 4: Simplify right side
    18,509,242.60x = 333,575,256,329,200.88
  5. Step 5: Solve for x
    x = 333,575,256,329,200.88/18,509,242.60
  6. Step 6: Final answer
    x = 18,022,091.10

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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.