Home / 38,061,468.86-52,524,876.27-20,657,812.22

Finding the Fourth Proportional to 38,061,468.86, 52,524,876.27 and 20,657,812.22

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Solution

The fourth proportional to 38,061,468.86, 52,524,876.27 and 20,657,812.22 is: 28,507,807.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,061,468.86 : 52,524,876.27 = 20,657,812.22 : x
  2. Step 2: Convert to fraction form
    38,061,468.86/52,524,876.27 = 20,657,812.22/x
  3. Step 3: Cross multiply
    38,061,468.86x = 52,524,876.27 × 20,657,812.22
  4. Step 4: Simplify right side
    38,061,468.86x = 1,085,049,030,864,394
  5. Step 5: Solve for x
    x = 1,085,049,030,864,394/38,061,468.86
  6. Step 6: Final answer
    x = 28,507,807.59

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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.