Home / 6,715,955.42-9,268,053.58-3,815,509.54

Finding the Fourth Proportional to 6,715,955.42, 9,268,053.58 and 3,815,509.54

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Solution

The fourth proportional to 6,715,955.42, 9,268,053.58 and 3,815,509.54 is: 5,265,423.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,715,955.42 : 9,268,053.58 = 3,815,509.54 : x
  2. Step 2: Convert to fraction form
    6,715,955.42/9,268,053.58 = 3,815,509.54/x
  3. Step 3: Cross multiply
    6,715,955.42x = 9,268,053.58 × 3,815,509.54
  4. Step 4: Simplify right side
    6,715,955.42x = 35,362,346,851,721.16
  5. Step 5: Solve for x
    x = 35,362,346,851,721.16/6,715,955.42
  6. Step 6: Final answer
    x = 5,265,423.11

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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.