Home / 49,042,291.32-67,668,007.50-28,414,481.40

Finding the Fourth Proportional to 49,042,291.32, 67,668,007.50 and 28,414,481.40

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Solution

The fourth proportional to 49,042,291.32, 67,668,007.50 and 28,414,481.40 is: 39,205,985.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,042,291.32 : 67,668,007.50 = 28,414,481.40 : x
  2. Step 2: Convert to fraction form
    49,042,291.32/67,668,007.50 = 28,414,481.40/x
  3. Step 3: Cross multiply
    49,042,291.32x = 67,668,007.50 × 28,414,481.40
  4. Step 4: Simplify right side
    49,042,291.32x = 1,922,751,340,483,810.50
  5. Step 5: Solve for x
    x = 1,922,751,340,483,810.50/49,042,291.32
  6. Step 6: Final answer
    x = 39,205,985.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.