Home / 9,515,194.26-13,130,981.07-5,164,280.64

Finding the Fourth Proportional to 9,515,194.26, 13,130,981.07 and 5,164,280.64

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Solution

The fourth proportional to 9,515,194.26, 13,130,981.07 and 5,164,280.64 is: 7,126,714.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,194.26 : 13,130,981.07 = 5,164,280.64 : x
  2. Step 2: Convert to fraction form
    9,515,194.26/13,130,981.07 = 5,164,280.64/x
  3. Step 3: Cross multiply
    9,515,194.26x = 13,130,981.07 × 5,164,280.64
  4. Step 4: Simplify right side
    9,515,194.26x = 67,812,071,324,007.48
  5. Step 5: Solve for x
    x = 67,812,071,324,007.48/9,515,194.26
  6. Step 6: Final answer
    x = 7,126,714.33

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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.