Home / 76,982,734.80-106,236,263.88-41,700,611.28

Finding the Fourth Proportional to 76,982,734.80, 106,236,263.88 and 41,700,611.28

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Solution

The fourth proportional to 76,982,734.80, 106,236,263.88 and 41,700,611.28 is: 57,546,892.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,982,734.80 : 106,236,263.88 = 41,700,611.28 : x
  2. Step 2: Convert to fraction form
    76,982,734.80/106,236,263.88 = 41,700,611.28/x
  3. Step 3: Cross multiply
    76,982,734.80x = 106,236,263.88 × 41,700,611.28
  4. Step 4: Simplify right side
    76,982,734.80x = 4,430,117,143,899,384.50
  5. Step 5: Solve for x
    x = 4,430,117,143,899,384.50/76,982,734.80
  6. Step 6: Final answer
    x = 57,546,892.24

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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.