Home / 18,353,979.60-27,530,094.60-6,222,253.20

Finding the Fourth Proportional to 18,353,979.60, 27,530,094.60 and 6,222,253.20

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Solution

The fourth proportional to 18,353,979.60, 27,530,094.60 and 6,222,253.20 is: 9,333,083.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,353,979.60 : 27,530,094.60 = 6,222,253.20 : x
  2. Step 2: Convert to fraction form
    18,353,979.60/27,530,094.60 = 6,222,253.20/x
  3. Step 3: Cross multiply
    18,353,979.60x = 27,530,094.60 × 6,222,253.20
  4. Step 4: Simplify right side
    18,353,979.60x = 171,299,219,221,152.75
  5. Step 5: Solve for x
    x = 171,299,219,221,152.75/18,353,979.60
  6. Step 6: Final answer
    x = 9,333,083.23

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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.