Home / 17,915,139.60-26,872,709.40-9,824,989.20

Finding the Fourth Proportional to 17,915,139.60, 26,872,709.40 and 9,824,989.20

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Solution

The fourth proportional to 17,915,139.60, 26,872,709.40 and 9,824,989.20 is: 14,737,483.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,915,139.60 : 26,872,709.40 = 9,824,989.20 : x
  2. Step 2: Convert to fraction form
    17,915,139.60/26,872,709.40 = 9,824,989.20/x
  3. Step 3: Cross multiply
    17,915,139.60x = 26,872,709.40 × 9,824,989.20
  4. Step 4: Simplify right side
    17,915,139.60x = 264,024,079,629,738.44
  5. Step 5: Solve for x
    x = 264,024,079,629,738.44/17,915,139.60
  6. Step 6: Final answer
    x = 14,737,483.80

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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.