Home / 18,630,383.16-27,945,572.58-5,167,211.16

Finding the Fourth Proportional to 18,630,383.16, 27,945,572.58 and 5,167,211.16

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Solution

The fourth proportional to 18,630,383.16, 27,945,572.58 and 5,167,211.16 is: 7,750,816.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,630,383.16 : 27,945,572.58 = 5,167,211.16 : x
  2. Step 2: Convert to fraction form
    18,630,383.16/27,945,572.58 = 5,167,211.16/x
  3. Step 3: Cross multiply
    18,630,383.16x = 27,945,572.58 × 5,167,211.16
  4. Step 4: Simplify right side
    18,630,383.16x = 144,400,674,507,966
  5. Step 5: Solve for x
    x = 144,400,674,507,966/18,630,383.16
  6. Step 6: Final answer
    x = 7,750,816.14

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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.