Home / 8,319,674.12-11,480,935.59-4,648,620.87

Finding the Fourth Proportional to 8,319,674.12, 11,480,935.59 and 4,648,620.87

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Solution

The fourth proportional to 8,319,674.12, 11,480,935.59 and 4,648,620.87 is: 6,414,976.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319,674.12 : 11,480,935.59 = 4,648,620.87 : x
  2. Step 2: Convert to fraction form
    8,319,674.12/11,480,935.59 = 4,648,620.87/x
  3. Step 3: Cross multiply
    8,319,674.12x = 11,480,935.59 × 4,648,620.87
  4. Step 4: Simplify right side
    8,319,674.12x = 53,370,516,790,799.77
  5. Step 5: Solve for x
    x = 53,370,516,790,799.77/8,319,674.12
  6. Step 6: Final answer
    x = 6,414,976.84

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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.