Home / 30,312,811.90-45,469,217.85-23,510,367.10

Finding the Fourth Proportional to 30,312,811.90, 45,469,217.85 and 23,510,367.10

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Solution

The fourth proportional to 30,312,811.90, 45,469,217.85 and 23,510,367.10 is: 35,265,550.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,312,811.90 : 45,469,217.85 = 23,510,367.10 : x
  2. Step 2: Convert to fraction form
    30,312,811.90/45,469,217.85 = 23,510,367.10/x
  3. Step 3: Cross multiply
    30,312,811.90x = 45,469,217.85 × 23,510,367.10
  4. Step 4: Simplify right side
    30,312,811.90x = 1,068,998,003,403,372.88
  5. Step 5: Solve for x
    x = 1,068,998,003,403,372.88/30,312,811.90
  6. Step 6: Final answer
    x = 35,265,550.65

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1.5x scale

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.