Home / 12,290,234.54-18,436,237.54-4,717,200.29

Finding the Fourth Proportional to 12,290,234.54, 18,436,237.54 and 4,717,200.29

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Solution

The fourth proportional to 12,290,234.54, 18,436,237.54 and 4,717,200.29 is: 7,076,140.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,290,234.54 : 18,436,237.54 = 4,717,200.29 : x
  2. Step 2: Convert to fraction form
    12,290,234.54/18,436,237.54 = 4,717,200.29/x
  3. Step 3: Cross multiply
    12,290,234.54x = 18,436,237.54 × 4,717,200.29
  4. Step 4: Simplify right side
    12,290,234.54x = 86,967,424,954,429.70
  5. Step 5: Solve for x
    x = 86,967,424,954,429.70/12,290,234.54
  6. Step 6: Final answer
    x = 7,076,140.39

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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.