Home / 18,534,492.40-27,781,463.40-6,561,065.20

Finding the Fourth Proportional to 18,534,492.40, 27,781,463.40 and 6,561,065.20

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Solution

The fourth proportional to 18,534,492.40, 27,781,463.40 and 6,561,065.20 is: 9,834,420.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,534,492.40 : 27,781,463.40 = 6,561,065.20 : x
  2. Step 2: Convert to fraction form
    18,534,492.40/27,781,463.40 = 6,561,065.20/x
  3. Step 3: Cross multiply
    18,534,492.40x = 27,781,463.40 × 6,561,065.20
  4. Step 4: Simplify right side
    18,534,492.40x = 182,275,992,718,813.69
  5. Step 5: Solve for x
    x = 182,275,992,718,813.69/18,534,492.40
  6. Step 6: Final answer
    x = 9,834,420.54

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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.