Home / 48,584,737.20-72,877,105.80-19,821,313.20

Finding the Fourth Proportional to 48,584,737.20, 72,877,105.80 and 19,821,313.20

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Solution

The fourth proportional to 48,584,737.20, 72,877,105.80 and 19,821,313.20 is: 29,731,969.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,584,737.20 : 72,877,105.80 = 19,821,313.20 : x
  2. Step 2: Convert to fraction form
    48,584,737.20/72,877,105.80 = 19,821,313.20/x
  3. Step 3: Cross multiply
    48,584,737.20x = 72,877,105.80 × 19,821,313.20
  4. Step 4: Simplify right side
    48,584,737.20x = 1,444,519,939,171,336.50
  5. Step 5: Solve for x
    x = 1,444,519,939,171,336.50/48,584,737.20
  6. Step 6: Final answer
    x = 29,731,969.80

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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.