Home / 18,039,560.16-27,056,459.72-5,257,074.90

Finding the Fourth Proportional to 18,039,560.16, 27,056,459.72 and 5,257,074.90

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Solution

The fourth proportional to 18,039,560.16, 27,056,459.72 and 5,257,074.90 is: 7,884,772.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,039,560.16 : 27,056,459.72 = 5,257,074.90 : x
  2. Step 2: Convert to fraction form
    18,039,560.16/27,056,459.72 = 5,257,074.90/x
  3. Step 3: Cross multiply
    18,039,560.16x = 27,056,459.72 × 5,257,074.90
  4. Step 4: Simplify right side
    18,039,560.16x = 142,237,835,276,873.03
  5. Step 5: Solve for x
    x = 142,237,835,276,873.03/18,039,560.16
  6. Step 6: Final answer
    x = 7,884,772.91

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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.