Home / 78,561,259.84-117,841,898.92-23,974,131.44

Finding the Fourth Proportional to 78,561,259.84, 117,841,898.92 and 23,974,131.44

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Solution

The fourth proportional to 78,561,259.84, 117,841,898.92 and 23,974,131.44 is: 35,961,199.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,561,259.84 : 117,841,898.92 = 23,974,131.44 : x
  2. Step 2: Convert to fraction form
    78,561,259.84/117,841,898.92 = 23,974,131.44/x
  3. Step 3: Cross multiply
    78,561,259.84x = 117,841,898.92 × 23,974,131.44
  4. Step 4: Simplify right side
    78,561,259.84x = 2,825,157,173,847,274
  5. Step 5: Solve for x
    x = 2,825,157,173,847,274/78,561,259.84
  6. Step 6: Final answer
    x = 35,961,199.96

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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.