Home / 7,971,623.37-11,001,200.78-4,488,159.09

Finding the Fourth Proportional to 7,971,623.37, 11,001,200.78 and 4,488,159.09

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Solution

The fourth proportional to 7,971,623.37, 11,001,200.78 and 4,488,159.09 is: 6,193,862.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971,623.37 : 11,001,200.78 = 4,488,159.09 : x
  2. Step 2: Convert to fraction form
    7,971,623.37/11,001,200.78 = 4,488,159.09/x
  3. Step 3: Cross multiply
    7,971,623.37x = 11,001,200.78 × 4,488,159.09
  4. Step 4: Simplify right side
    7,971,623.37x = 49,375,139,281,672.09
  5. Step 5: Solve for x
    x = 49,375,139,281,672.09/7,971,623.37
  6. Step 6: Final answer
    x = 6,193,862.53

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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.