Home / 49,198,325.40-73,828,980.90-28,728,005.40

Finding the Fourth Proportional to 49,198,325.40, 73,828,980.90 and 28,728,005.40

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Solution

The fourth proportional to 49,198,325.40, 73,828,980.90 and 28,728,005.40 is: 43,110,397.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,198,325.40 : 73,828,980.90 = 28,728,005.40 : x
  2. Step 2: Convert to fraction form
    49,198,325.40/73,828,980.90 = 28,728,005.40/x
  3. Step 3: Cross multiply
    49,198,325.40x = 73,828,980.90 × 28,728,005.40
  4. Step 4: Simplify right side
    49,198,325.40x = 2,120,959,361,971,697
  5. Step 5: Solve for x
    x = 2,120,959,361,971,697/49,198,325.40
  6. Step 6: Final answer
    x = 43,110,397.45

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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.