Home / 48,666,163.40-72,948,797.12-30,428,477.86

Finding the Fourth Proportional to 48,666,163.40, 72,948,797.12 and 30,428,477.86

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Solution

The fourth proportional to 48,666,163.40, 72,948,797.12 and 30,428,477.86 is: 45,611,174.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,666,163.40 : 72,948,797.12 = 30,428,477.86 : x
  2. Step 2: Convert to fraction form
    48,666,163.40/72,948,797.12 = 30,428,477.86/x
  3. Step 3: Cross multiply
    48,666,163.40x = 72,948,797.12 × 30,428,477.86
  4. Step 4: Simplify right side
    48,666,163.40x = 2,219,720,858,079,551.75
  5. Step 5: Solve for x
    x = 2,219,720,858,079,551.75/48,666,163.40
  6. Step 6: Final answer
    x = 45,611,174.23

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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.