Home / 49,198,335.40-73,828,995.90-28,728,015.40

Finding the Fourth Proportional to 49,198,335.40, 73,828,995.90 and 28,728,015.40

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Solution

The fourth proportional to 49,198,335.40, 73,828,995.90 and 28,728,015.40 is: 43,110,412.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,198,335.40 : 73,828,995.90 = 28,728,015.40 : x
  2. Step 2: Convert to fraction form
    49,198,335.40/73,828,995.90 = 28,728,015.40/x
  3. Step 3: Cross multiply
    49,198,335.40x = 73,828,995.90 × 28,728,015.40
  4. Step 4: Simplify right side
    49,198,335.40x = 2,120,960,531,181,737
  5. Step 5: Solve for x
    x = 2,120,960,531,181,737/49,198,335.40
  6. Step 6: Final answer
    x = 43,110,412.45

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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.