Home / 20,863,092.60-31,294,638.90-14,094,862.20

Finding the Fourth Proportional to 20,863,092.60, 31,294,638.90 and 14,094,862.20

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Solution

The fourth proportional to 20,863,092.60, 31,294,638.90 and 14,094,862.20 is: 21,142,293.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,863,092.60 : 31,294,638.90 = 14,094,862.20 : x
  2. Step 2: Convert to fraction form
    20,863,092.60/31,294,638.90 = 14,094,862.20/x
  3. Step 3: Cross multiply
    20,863,092.60x = 31,294,638.90 × 14,094,862.20
  4. Step 4: Simplify right side
    20,863,092.60x = 441,093,622,894,259.56
  5. Step 5: Solve for x
    x = 441,093,622,894,259.56/20,863,092.60
  6. Step 6: Final answer
    x = 21,142,293.30

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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.