Home / 19,608,657.78-29,402,186.97-8,091,507.11

Finding the Fourth Proportional to 19,608,657.78, 29,402,186.97 and 8,091,507.11

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Solution

The fourth proportional to 19,608,657.78, 29,402,186.97 and 8,091,507.11 is: 12,132,804.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,608,657.78 : 29,402,186.97 = 8,091,507.11 : x
  2. Step 2: Convert to fraction form
    19,608,657.78/29,402,186.97 = 8,091,507.11/x
  3. Step 3: Cross multiply
    19,608,657.78x = 29,402,186.97 × 8,091,507.11
  4. Step 4: Simplify right side
    19,608,657.78x = 237,908,004,770,293.44
  5. Step 5: Solve for x
    x = 237,908,004,770,293.44/19,608,657.78
  6. Step 6: Final answer
    x = 12,132,804.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.