Home / 18,237,353.97-27,365,461.61-8,009,403.69

Finding the Fourth Proportional to 18,237,353.97, 27,365,461.61 and 8,009,403.69

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Solution

The fourth proportional to 18,237,353.97, 27,365,461.61 and 8,009,403.69 is: 12,018,247.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237,353.97 : 27,365,461.61 = 8,009,403.69 : x
  2. Step 2: Convert to fraction form
    18,237,353.97/27,365,461.61 = 8,009,403.69/x
  3. Step 3: Cross multiply
    18,237,353.97x = 27,365,461.61 × 8,009,403.69
  4. Step 4: Simplify right side
    18,237,353.97x = 219,181,029,157,640.34
  5. Step 5: Solve for x
    x = 219,181,029,157,640.34/18,237,353.97
  6. Step 6: Final answer
    x = 12,018,247.25

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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.