Home / 7,836,130.26-11,748,829.32-3,990,508.65

Finding the Fourth Proportional to 7,836,130.26, 11,748,829.32 and 3,990,508.65

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Solution

The fourth proportional to 7,836,130.26, 11,748,829.32 and 3,990,508.65 is: 5,983,030.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836,130.26 : 11,748,829.32 = 3,990,508.65 : x
  2. Step 2: Convert to fraction form
    7,836,130.26/11,748,829.32 = 3,990,508.65/x
  3. Step 3: Cross multiply
    7,836,130.26x = 11,748,829.32 × 3,990,508.65
  4. Step 4: Simplify right side
    7,836,130.26x = 46,883,805,028,833.62
  5. Step 5: Solve for x
    x = 46,883,805,028,833.62/7,836,130.26
  6. Step 6: Final answer
    x = 5,983,030.33

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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.