Home / 7,963,497.88-11,926,646.40-7,320,454.28

Finding the Fourth Proportional to 7,963,497.88, 11,926,646.40 and 7,320,454.28

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Solution

The fourth proportional to 7,963,497.88, 11,926,646.40 and 7,320,454.28 is: 10,963,582.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,963,497.88 : 11,926,646.40 = 7,320,454.28 : x
  2. Step 2: Convert to fraction form
    7,963,497.88/11,926,646.40 = 7,320,454.28/x
  3. Step 3: Cross multiply
    7,963,497.88x = 11,926,646.40 × 7,320,454.28
  4. Step 4: Simplify right side
    7,963,497.88x = 87,308,469,684,926.59
  5. Step 5: Solve for x
    x = 87,308,469,684,926.59/7,963,497.88
  6. Step 6: Final answer
    x = 10,963,582.96

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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.