Home / 49,198,329.40-73,828,986.90-28,728,009.40

Finding the Fourth Proportional to 49,198,329.40, 73,828,986.90 and 28,728,009.40

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Solution

The fourth proportional to 49,198,329.40, 73,828,986.90 and 28,728,009.40 is: 43,110,403.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,198,329.40 : 73,828,986.90 = 28,728,009.40 : x
  2. Step 2: Convert to fraction form
    49,198,329.40/73,828,986.90 = 28,728,009.40/x
  3. Step 3: Cross multiply
    49,198,329.40x = 73,828,986.90 × 28,728,009.40
  4. Step 4: Simplify right side
    49,198,329.40x = 2,120,959,829,655,677
  5. Step 5: Solve for x
    x = 2,120,959,829,655,677/49,198,329.40
  6. Step 6: Final answer
    x = 43,110,403.45

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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.