Home / 26,169,904.80-39,254,857.20-8,220,823.20

Finding the Fourth Proportional to 26,169,904.80, 39,254,857.20 and 8,220,823.20

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Solution

The fourth proportional to 26,169,904.80, 39,254,857.20 and 8,220,823.20 is: 12,331,234.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,169,904.80 : 39,254,857.20 = 8,220,823.20 : x
  2. Step 2: Convert to fraction form
    26,169,904.80/39,254,857.20 = 8,220,823.20/x
  3. Step 3: Cross multiply
    26,169,904.80x = 39,254,857.20 × 8,220,823.20
  4. Step 4: Simplify right side
    26,169,904.80x = 322,707,240,782,447.06
  5. Step 5: Solve for x
    x = 322,707,240,782,447.06/26,169,904.80
  6. Step 6: Final answer
    x = 12,331,234.80

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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.