Home / 7,875,308.64-11,813,630.10-2,195,538.48

Finding the Fourth Proportional to 7,875,308.64, 11,813,630.10 and 2,195,538.48

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Solution

The fourth proportional to 7,875,308.64, 11,813,630.10 and 2,195,538.48 is: 3,293,493.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,875,308.64 : 11,813,630.10 = 2,195,538.48 : x
  2. Step 2: Convert to fraction form
    7,875,308.64/11,813,630.10 = 2,195,538.48/x
  3. Step 3: Cross multiply
    7,875,308.64x = 11,813,630.10 × 2,195,538.48
  4. Step 4: Simplify right side
    7,875,308.64x = 25,937,279,473,036.25
  5. Step 5: Solve for x
    x = 25,937,279,473,036.25/7,875,308.64
  6. Step 6: Final answer
    x = 3,293,493.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.