Home / 9,164,720.54-12,645,908.43-5,296,494.66

Finding the Fourth Proportional to 9,164,720.54, 12,645,908.43 and 5,296,494.66

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Solution

The fourth proportional to 9,164,720.54, 12,645,908.43 and 5,296,494.66 is: 7,308,350.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,164,720.54 : 12,645,908.43 = 5,296,494.66 : x
  2. Step 2: Convert to fraction form
    9,164,720.54/12,645,908.43 = 5,296,494.66/x
  3. Step 3: Cross multiply
    9,164,720.54x = 12,645,908.43 × 5,296,494.66
  4. Step 4: Simplify right side
    9,164,720.54x = 66,978,986,470,343.98
  5. Step 5: Solve for x
    x = 66,978,986,470,343.98/9,164,720.54
  6. Step 6: Final answer
    x = 7,308,350.13

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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.