Home / 12,224,918.32-18,337,986.60-4,652,470.96

Finding the Fourth Proportional to 12,224,918.32, 18,337,986.60 and 4,652,470.96

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Solution

The fourth proportional to 12,224,918.32, 18,337,986.60 and 4,652,470.96 is: 6,978,938.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,224,918.32 : 18,337,986.60 = 4,652,470.96 : x
  2. Step 2: Convert to fraction form
    12,224,918.32/18,337,986.60 = 4,652,470.96/x
  3. Step 3: Cross multiply
    12,224,918.32x = 18,337,986.60 × 4,652,470.96
  4. Step 4: Simplify right side
    12,224,918.32x = 85,316,950,121,369.14
  5. Step 5: Solve for x
    x = 85,316,950,121,369.14/12,224,918.32
  6. Step 6: Final answer
    x = 6,978,938.25

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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.