Home / 11,161,824-15,402,374.28-6,753,192.20

Finding the Fourth Proportional to 11,161,824, 15,402,374.28 and 6,753,192.20

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Solution

The fourth proportional to 11,161,824, 15,402,374.28 and 6,753,192.20 is: 9,318,834.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,161,824 : 15,402,374.28 = 6,753,192.20 : x
  2. Step 2: Convert to fraction form
    11,161,824/15,402,374.28 = 6,753,192.20/x
  3. Step 3: Cross multiply
    11,161,824x = 15,402,374.28 × 6,753,192.20
  4. Step 4: Simplify right side
    11,161,824x = 104,015,193,849,176.61
  5. Step 5: Solve for x
    x = 104,015,193,849,176.61/11,161,824
  6. Step 6: Final answer
    x = 9,318,834.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.