Home / 6,515,097.29-8,991,913.54-3,615,419.60

Finding the Fourth Proportional to 6,515,097.29, 8,991,913.54 and 3,615,419.60

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Solution

The fourth proportional to 6,515,097.29, 8,991,913.54 and 3,615,419.60 is: 4,989,877.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515,097.29 : 8,991,913.54 = 3,615,419.60 : x
  2. Step 2: Convert to fraction form
    6,515,097.29/8,991,913.54 = 3,615,419.60/x
  3. Step 3: Cross multiply
    6,515,097.29x = 8,991,913.54 × 3,615,419.60
  4. Step 4: Simplify right side
    6,515,097.29x = 32,509,540,454,021.38
  5. Step 5: Solve for x
    x = 32,509,540,454,021.38/6,515,097.29
  6. Step 6: Final answer
    x = 4,989,877.97

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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.