Home / 13,593,653.82-18,759,774.15-7,482,650.94

Finding the Fourth Proportional to 13,593,653.82, 18,759,774.15 and 7,482,650.94

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Solution

The fourth proportional to 13,593,653.82, 18,759,774.15 and 7,482,650.94 is: 10,326,351.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,593,653.82 : 18,759,774.15 = 7,482,650.94 : x
  2. Step 2: Convert to fraction form
    13,593,653.82/18,759,774.15 = 7,482,650.94/x
  3. Step 3: Cross multiply
    13,593,653.82x = 18,759,774.15 × 7,482,650.94
  4. Step 4: Simplify right side
    13,593,653.82x = 140,372,841,677,685.20
  5. Step 5: Solve for x
    x = 140,372,841,677,685.20/13,593,653.82
  6. Step 6: Final answer
    x = 10,326,351.07

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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.