Home / 13,508,774.58-18,641,886.37-7,313,771.76

Finding the Fourth Proportional to 13,508,774.58, 18,641,886.37 and 7,313,771.76

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Solution

The fourth proportional to 13,508,774.58, 18,641,886.37 and 7,313,771.76 is: 10,092,884.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,508,774.58 : 18,641,886.37 = 7,313,771.76 : x
  2. Step 2: Convert to fraction form
    13,508,774.58/18,641,886.37 = 7,313,771.76/x
  3. Step 3: Cross multiply
    13,508,774.58x = 18,641,886.37 × 7,313,771.76
  4. Step 4: Simplify right side
    13,508,774.58x = 136,342,502,086,034.92
  5. Step 5: Solve for x
    x = 136,342,502,086,034.92/13,508,774.58
  6. Step 6: Final answer
    x = 10,092,884.54

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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.