Home / 18,955,653.14-26,150,492.61-11,111,188.49

Finding the Fourth Proportional to 18,955,653.14, 26,150,492.61 and 11,111,188.49

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Solution

The fourth proportional to 18,955,653.14, 26,150,492.61 and 11,111,188.49 is: 15,328,569.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,955,653.14 : 26,150,492.61 = 11,111,188.49 : x
  2. Step 2: Convert to fraction form
    18,955,653.14/26,150,492.61 = 11,111,188.49/x
  3. Step 3: Cross multiply
    18,955,653.14x = 26,150,492.61 × 11,111,188.49
  4. Step 4: Simplify right side
    18,955,653.14x = 290,563,052,561,438.25
  5. Step 5: Solve for x
    x = 290,563,052,561,438.25/18,955,653.14
  6. Step 6: Final answer
    x = 15,328,569.82

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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.