Home / 12,248,567.80-18,372,851.70-4,170,664.60

Finding the Fourth Proportional to 12,248,567.80, 18,372,851.70 and 4,170,664.60

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Solution

The fourth proportional to 12,248,567.80, 18,372,851.70 and 4,170,664.60 is: 6,255,996.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248,567.80 : 18,372,851.70 = 4,170,664.60 : x
  2. Step 2: Convert to fraction form
    12,248,567.80/18,372,851.70 = 4,170,664.60/x
  3. Step 3: Cross multiply
    12,248,567.80x = 18,372,851.70 × 4,170,664.60
  4. Step 4: Simplify right side
    12,248,567.80x = 76,627,002,186,239.81
  5. Step 5: Solve for x
    x = 76,627,002,186,239.81/12,248,567.80
  6. Step 6: Final answer
    x = 6,255,996.90

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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.