Home / 27,220,039.20-40,830,058.80-8,049,088.80

Finding the Fourth Proportional to 27,220,039.20, 40,830,058.80 and 8,049,088.80

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Solution

The fourth proportional to 27,220,039.20, 40,830,058.80 and 8,049,088.80 is: 12,073,633.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,220,039.20 : 40,830,058.80 = 8,049,088.80 : x
  2. Step 2: Convert to fraction form
    27,220,039.20/40,830,058.80 = 8,049,088.80/x
  3. Step 3: Cross multiply
    27,220,039.20x = 40,830,058.80 × 8,049,088.80
  4. Step 4: Simplify right side
    27,220,039.20x = 328,644,768,990,421.44
  5. Step 5: Solve for x
    x = 328,644,768,990,421.44/27,220,039.20
  6. Step 6: Final answer
    x = 12,073,633.20

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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.