Home / 27,188,682.10-40,783,023.15-15,693,810.10

Finding the Fourth Proportional to 27,188,682.10, 40,783,023.15 and 15,693,810.10

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Solution

The fourth proportional to 27,188,682.10, 40,783,023.15 and 15,693,810.10 is: 23,540,715.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,188,682.10 : 40,783,023.15 = 15,693,810.10 : x
  2. Step 2: Convert to fraction form
    27,188,682.10/40,783,023.15 = 15,693,810.10/x
  3. Step 3: Cross multiply
    27,188,682.10x = 40,783,023.15 × 15,693,810.10
  4. Step 4: Simplify right side
    27,188,682.10x = 640,041,020,620,003.75
  5. Step 5: Solve for x
    x = 640,041,020,620,003.75/27,188,682.10
  6. Step 6: Final answer
    x = 23,540,715.15

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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.