Home / 14,665,509.84-21,998,177.28-7,976,439.12

Finding the Fourth Proportional to 14,665,509.84, 21,998,177.28 and 7,976,439.12

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Solution

The fourth proportional to 14,665,509.84, 21,998,177.28 and 7,976,439.12 is: 11,964,611.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,665,509.84 : 21,998,177.28 = 7,976,439.12 : x
  2. Step 2: Convert to fraction form
    14,665,509.84/21,998,177.28 = 7,976,439.12/x
  3. Step 3: Cross multiply
    14,665,509.84x = 21,998,177.28 × 7,976,439.12
  4. Step 4: Simplify right side
    14,665,509.84x = 175,467,121,824,887.22
  5. Step 5: Solve for x
    x = 175,467,121,824,887.22/14,665,509.84
  6. Step 6: Final answer
    x = 11,964,611.10

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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.