Home / 6,340,442.58-8,749,827.54-3,439,833.36

Finding the Fourth Proportional to 6,340,442.58, 8,749,827.54 and 3,439,833.36

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Solution

The fourth proportional to 6,340,442.58, 8,749,827.54 and 3,439,833.36 is: 4,746,979.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,340,442.58 : 8,749,827.54 = 3,439,833.36 : x
  2. Step 2: Convert to fraction form
    6,340,442.58/8,749,827.54 = 3,439,833.36/x
  3. Step 3: Cross multiply
    6,340,442.58x = 8,749,827.54 × 3,439,833.36
  4. Step 4: Simplify right side
    6,340,442.58x = 30,097,948,666,338.73
  5. Step 5: Solve for x
    x = 30,097,948,666,338.73/6,340,442.58
  6. Step 6: Final answer
    x = 4,746,979.14

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1.5x scale

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.