Home / 48,372,311.72-72,558,015.87-19,611,610.40

Finding the Fourth Proportional to 48,372,311.72, 72,558,015.87 and 19,611,610.40

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Solution

The fourth proportional to 48,372,311.72, 72,558,015.87 and 19,611,610.40 is: 29,417,232.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,372,311.72 : 72,558,015.87 = 19,611,610.40 : x
  2. Step 2: Convert to fraction form
    48,372,311.72/72,558,015.87 = 19,611,610.40/x
  3. Step 3: Cross multiply
    48,372,311.72x = 72,558,015.87 × 19,611,610.40
  4. Step 4: Simplify right side
    48,372,311.72x = 1,422,979,538,639,457
  5. Step 5: Solve for x
    x = 1,422,979,538,639,457/48,372,311.72
  6. Step 6: Final answer
    x = 29,417,232.46

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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.