Home / 38,063,271.72-52,525,908.32-20,659,243.16

Finding the Fourth Proportional to 38,063,271.72, 52,525,908.32 and 20,659,243.16

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Solution

The fourth proportional to 38,063,271.72, 52,525,908.32 and 20,659,243.16 is: 28,508,992.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,063,271.72 : 52,525,908.32 = 20,659,243.16 : x
  2. Step 2: Convert to fraction form
    38,063,271.72/52,525,908.32 = 20,659,243.16/x
  3. Step 3: Cross multiply
    38,063,271.72x = 52,525,908.32 × 20,659,243.16
  4. Step 4: Simplify right side
    38,063,271.72x = 1,085,145,512,182,747.12
  5. Step 5: Solve for x
    x = 1,085,145,512,182,747.12/38,063,271.72
  6. Step 6: Final answer
    x = 28,508,992.08

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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.