Home / 12,110,829.80-18,166,244.70-4,919,973.80

Finding the Fourth Proportional to 12,110,829.80, 18,166,244.70 and 4,919,973.80

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Solution

The fourth proportional to 12,110,829.80, 18,166,244.70 and 4,919,973.80 is: 7,379,960.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,110,829.80 : 18,166,244.70 = 4,919,973.80 : x
  2. Step 2: Convert to fraction form
    12,110,829.80/18,166,244.70 = 4,919,973.80/x
  3. Step 3: Cross multiply
    12,110,829.80x = 18,166,244.70 × 4,919,973.80
  4. Step 4: Simplify right side
    12,110,829.80x = 89,377,447,968,388.86
  5. Step 5: Solve for x
    x = 89,377,447,968,388.86/12,110,829.80
  6. Step 6: Final answer
    x = 7,379,960.70

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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.