Home / 28,278,714.60-39,024,659.25-16,055,571.60

Finding the Fourth Proportional to 28,278,714.60, 39,024,659.25 and 16,055,571.60

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Solution

The fourth proportional to 28,278,714.60, 39,024,659.25 and 16,055,571.60 is: 22,156,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,278,714.60 : 39,024,659.25 = 16,055,571.60 : x
  2. Step 2: Convert to fraction form
    28,278,714.60/39,024,659.25 = 16,055,571.60/x
  3. Step 3: Cross multiply
    28,278,714.60x = 39,024,659.25 × 16,055,571.60
  4. Step 4: Simplify right side
    28,278,714.60x = 626,563,210,753,977.25
  5. Step 5: Solve for x
    x = 626,563,210,753,977.25/28,278,714.60
  6. Step 6: Final answer
    x = 22,156,707.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.