Home / 20,906,274.60-28,783,922.02-17,838,176.04

Finding the Fourth Proportional to 20,906,274.60, 28,783,922.02 and 17,838,176.04

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Solution

The fourth proportional to 20,906,274.60, 28,783,922.02 and 17,838,176.04 is: 24,559,739.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,906,274.60 : 28,783,922.02 = 17,838,176.04 : x
  2. Step 2: Convert to fraction form
    20,906,274.60/28,783,922.02 = 17,838,176.04/x
  3. Step 3: Cross multiply
    20,906,274.60x = 28,783,922.02 × 17,838,176.04
  4. Step 4: Simplify right side
    20,906,274.60x = 513,452,668,114,392.38
  5. Step 5: Solve for x
    x = 513,452,668,114,392.38/20,906,274.60
  6. Step 6: Final answer
    x = 24,559,739.98

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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.