Home / 7,864,669.32-10,853,023.08-4,380,006.64

Finding the Fourth Proportional to 7,864,669.32, 10,853,023.08 and 4,380,006.64

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Solution

The fourth proportional to 7,864,669.32, 10,853,023.08 and 4,380,006.64 is: 6,044,286.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864,669.32 : 10,853,023.08 = 4,380,006.64 : x
  2. Step 2: Convert to fraction form
    7,864,669.32/10,853,023.08 = 4,380,006.64/x
  3. Step 3: Cross multiply
    7,864,669.32x = 10,853,023.08 × 4,380,006.64
  4. Step 4: Simplify right side
    7,864,669.32x = 47,536,313,154,473.25
  5. Step 5: Solve for x
    x = 47,536,313,154,473.25/7,864,669.32
  6. Step 6: Final answer
    x = 6,044,286.32

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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.