Home / 38,184,249.44-52,693,254.56-20,780,220.98

Finding the Fourth Proportional to 38,184,249.44, 52,693,254.56 and 20,780,220.98

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Solution

The fourth proportional to 38,184,249.44, 52,693,254.56 and 20,780,220.98 is: 28,676,155.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,184,249.44 : 52,693,254.56 = 20,780,220.98 : x
  2. Step 2: Convert to fraction form
    38,184,249.44/52,693,254.56 = 20,780,220.98/x
  3. Step 3: Cross multiply
    38,184,249.44x = 52,693,254.56 × 20,780,220.98
  4. Step 4: Simplify right side
    38,184,249.44x = 1,094,977,473,912,192.75
  5. Step 5: Solve for x
    x = 1,094,977,473,912,192.75/38,184,249.44
  6. Step 6: Final answer
    x = 28,676,155.48

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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.