Home / 8,230,998.74-12,343,880.79-7,693,661.07

Finding the Fourth Proportional to 8,230,998.74, 12,343,880.79 and 7,693,661.07

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Solution

The fourth proportional to 8,230,998.74, 12,343,880.79 and 7,693,661.07 is: 11,538,045.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230,998.74 : 12,343,880.79 = 7,693,661.07 : x
  2. Step 2: Convert to fraction form
    8,230,998.74/12,343,880.79 = 7,693,661.07/x
  3. Step 3: Cross multiply
    8,230,998.74x = 12,343,880.79 × 7,693,661.07
  4. Step 4: Simplify right side
    8,230,998.74x = 94,969,635,086,743.84
  5. Step 5: Solve for x
    x = 94,969,635,086,743.84/8,230,998.74
  6. Step 6: Final answer
    x = 11,538,045.16

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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.