Home / 20,733,632-28,618,102.96-12,034,607.20

Finding the Fourth Proportional to 20,733,632, 28,618,102.96 and 12,034,607.20

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Solution

The fourth proportional to 20,733,632, 28,618,102.96 and 12,034,607.20 is: 16,611,061.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,733,632 : 28,618,102.96 = 12,034,607.20 : x
  2. Step 2: Convert to fraction form
    20,733,632/28,618,102.96 = 12,034,607.20/x
  3. Step 3: Cross multiply
    20,733,632x = 28,618,102.96 × 12,034,607.20
  4. Step 4: Simplify right side
    20,733,632x = 344,407,627,932,757.31
  5. Step 5: Solve for x
    x = 344,407,627,932,757.31/20,733,632
  6. Step 6: Final answer
    x = 16,611,061.10

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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.