Home / 18,605,844.36-27,908,766.78-5,827,349.16

Finding the Fourth Proportional to 18,605,844.36, 27,908,766.78 and 5,827,349.16

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Solution

The fourth proportional to 18,605,844.36, 27,908,766.78 and 5,827,349.16 is: 8,741,023.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,605,844.36 : 27,908,766.78 = 5,827,349.16 : x
  2. Step 2: Convert to fraction form
    18,605,844.36/27,908,766.78 = 5,827,349.16/x
  3. Step 3: Cross multiply
    18,605,844.36x = 27,908,766.78 × 5,827,349.16
  4. Step 4: Simplify right side
    18,605,844.36x = 162,634,128,652,068.91
  5. Step 5: Solve for x
    x = 162,634,128,652,068.91/18,605,844.36
  6. Step 6: Final answer
    x = 8,741,023.82

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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.