Home / 67,232,481.40-100,848,722.10-61,492,918.60

Finding the Fourth Proportional to 67,232,481.40, 100,848,722.10 and 61,492,918.60

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Solution

The fourth proportional to 67,232,481.40, 100,848,722.10 and 61,492,918.60 is: 92,239,377.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,232,481.40 : 100,848,722.10 = 61,492,918.60 : x
  2. Step 2: Convert to fraction form
    67,232,481.40/100,848,722.10 = 61,492,918.60/x
  3. Step 3: Cross multiply
    67,232,481.40x = 100,848,722.10 × 61,492,918.60
  4. Step 4: Simplify right side
    67,232,481.40x = 6,201,482,259,009,321
  5. Step 5: Solve for x
    x = 6,201,482,259,009,321/67,232,481.40
  6. Step 6: Final answer
    x = 92,239,377.90

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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.