Home / 8,511,778.08-11,748,001.86-5,204,637.72

Finding the Fourth Proportional to 8,511,778.08, 11,748,001.86 and 5,204,637.72

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Solution

The fourth proportional to 8,511,778.08, 11,748,001.86 and 5,204,637.72 is: 7,183,468.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,511,778.08 : 11,748,001.86 = 5,204,637.72 : x
  2. Step 2: Convert to fraction form
    8,511,778.08/11,748,001.86 = 5,204,637.72/x
  3. Step 3: Cross multiply
    8,511,778.08x = 11,748,001.86 × 5,204,637.72
  4. Step 4: Simplify right side
    8,511,778.08x = 61,144,093,615,186.16
  5. Step 5: Solve for x
    x = 61,144,093,615,186.16/8,511,778.08
  6. Step 6: Final answer
    x = 7,183,468.96

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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.