Home / 11,680,716.56-16,119,713.88-6,454,061.51

Finding the Fourth Proportional to 11,680,716.56, 16,119,713.88 and 6,454,061.51

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Solution

The fourth proportional to 11,680,716.56, 16,119,713.88 and 6,454,061.51 is: 8,906,784.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,680,716.56 : 16,119,713.88 = 6,454,061.51 : x
  2. Step 2: Convert to fraction form
    11,680,716.56/16,119,713.88 = 6,454,061.51/x
  3. Step 3: Cross multiply
    11,680,716.56x = 16,119,713.88 × 6,454,061.51
  4. Step 4: Simplify right side
    11,680,716.56x = 104,037,624,824,522.19
  5. Step 5: Solve for x
    x = 104,037,624,824,522.19/11,680,716.56
  6. Step 6: Final answer
    x = 8,906,784.47

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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.