Home / 14,210,387.20-21,310,915.20-5,233,772.80

Finding the Fourth Proportional to 14,210,387.20, 21,310,915.20 and 5,233,772.80

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Solution

The fourth proportional to 14,210,387.20, 21,310,915.20 and 5,233,772.80 is: 7,848,940.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,210,387.20 : 21,310,915.20 = 5,233,772.80 : x
  2. Step 2: Convert to fraction form
    14,210,387.20/21,310,915.20 = 5,233,772.80/x
  3. Step 3: Cross multiply
    14,210,387.20x = 21,310,915.20 × 5,233,772.80
  4. Step 4: Simplify right side
    14,210,387.20x = 111,536,488,316,866.55
  5. Step 5: Solve for x
    x = 111,536,488,316,866.55/14,210,387.20
  6. Step 6: Final answer
    x = 7,848,940.83

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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.