Home / 20,414,044.88-28,152,458.90-14,898,683.60

Finding the Fourth Proportional to 20,414,044.88, 28,152,458.90 and 14,898,683.60

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Solution

The fourth proportional to 20,414,044.88, 28,152,458.90 and 14,898,683.60 is: 20,546,372.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,414,044.88 : 28,152,458.90 = 14,898,683.60 : x
  2. Step 2: Convert to fraction form
    20,414,044.88/28,152,458.90 = 14,898,683.60/x
  3. Step 3: Cross multiply
    20,414,044.88x = 28,152,458.90 × 14,898,683.60
  4. Step 4: Simplify right side
    20,414,044.88x = 419,434,577,713,104
  5. Step 5: Solve for x
    x = 419,434,577,713,104/20,414,044.88
  6. Step 6: Final answer
    x = 20,546,372.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.