Home / 14,489,905.20-21,737,482.20-7,283,302.80

Finding the Fourth Proportional to 14,489,905.20, 21,737,482.20 and 7,283,302.80

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Solution

The fourth proportional to 14,489,905.20, 21,737,482.20 and 7,283,302.80 is: 10,926,273.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,905.20 : 21,737,482.20 = 7,283,302.80 : x
  2. Step 2: Convert to fraction form
    14,489,905.20/21,737,482.20 = 7,283,302.80/x
  3. Step 3: Cross multiply
    14,489,905.20x = 21,737,482.20 × 7,283,302.80
  4. Step 4: Simplify right side
    14,489,905.20x = 158,320,664,972,210.16
  5. Step 5: Solve for x
    x = 158,320,664,972,210.16/14,489,905.20
  6. Step 6: Final answer
    x = 10,926,273.35

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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.