Home / 49,205,520.80-73,807,892.40-12,813,840.80

Finding the Fourth Proportional to 49,205,520.80, 73,807,892.40 and 12,813,840.80

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Solution

The fourth proportional to 49,205,520.80, 73,807,892.40 and 12,813,840.80 is: 19,220,659.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,205,520.80 : 73,807,892.40 = 12,813,840.80 : x
  2. Step 2: Convert to fraction form
    49,205,520.80/73,807,892.40 = 12,813,840.80/x
  3. Step 3: Cross multiply
    49,205,520.80x = 73,807,892.40 × 12,813,840.80
  4. Step 4: Simplify right side
    49,205,520.80x = 945,762,582,997,130
  5. Step 5: Solve for x
    x = 945,762,582,997,130/49,205,520.80
  6. Step 6: Final answer
    x = 19,220,659.95

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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.