Home / 48,620,056.20-72,930,208.83-19,866,191.71

Finding the Fourth Proportional to 48,620,056.20, 72,930,208.83 and 19,866,191.71

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Solution

The fourth proportional to 48,620,056.20, 72,930,208.83 and 19,866,191.71 is: 29,799,338.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,620,056.20 : 72,930,208.83 = 19,866,191.71 : x
  2. Step 2: Convert to fraction form
    48,620,056.20/72,930,208.83 = 19,866,191.71/x
  3. Step 3: Cross multiply
    48,620,056.20x = 72,930,208.83 × 19,866,191.71
  4. Step 4: Simplify right side
    48,620,056.20x = 1,448,845,510,067,114.75
  5. Step 5: Solve for x
    x = 1,448,845,510,067,114.75/48,620,056.20
  6. Step 6: Final answer
    x = 29,799,338.45

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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.