Home / 49,234,746.60-73,865,771.10-20,494,420.20

Finding the Fourth Proportional to 49,234,746.60, 73,865,771.10 and 20,494,420.20

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Solution

The fourth proportional to 49,234,746.60, 73,865,771.10 and 20,494,420.20 is: 30,747,312.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,234,746.60 : 73,865,771.10 = 20,494,420.20 : x
  2. Step 2: Convert to fraction form
    49,234,746.60/73,865,771.10 = 20,494,420.20/x
  3. Step 3: Cross multiply
    49,234,746.60x = 73,865,771.10 × 20,494,420.20
  4. Step 4: Simplify right side
    49,234,746.60x = 1,513,836,151,320,416
  5. Step 5: Solve for x
    x = 1,513,836,151,320,416/49,234,746.60
  6. Step 6: Final answer
    x = 30,747,312.74

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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.