Home / 9,917,743.49-13,686,025.32-5,507,749.13

Finding the Fourth Proportional to 9,917,743.49, 13,686,025.32 and 5,507,749.13

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Solution

The fourth proportional to 9,917,743.49, 13,686,025.32 and 5,507,749.13 is: 7,600,437.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,917,743.49 : 13,686,025.32 = 5,507,749.13 : x
  2. Step 2: Convert to fraction form
    9,917,743.49/13,686,025.32 = 5,507,749.13/x
  3. Step 3: Cross multiply
    9,917,743.49x = 13,686,025.32 × 5,507,749.13
  4. Step 4: Simplify right side
    9,917,743.49x = 75,379,194,049,387.97
  5. Step 5: Solve for x
    x = 75,379,194,049,387.97/9,917,743.49
  6. Step 6: Final answer
    x = 7,600,437.96

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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.