Home / 53,438,260.62-73,744,491.69-28,991,449.74

Finding the Fourth Proportional to 53,438,260.62, 73,744,491.69 and 28,991,449.74

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Solution

The fourth proportional to 53,438,260.62, 73,744,491.69 and 28,991,449.74 is: 40,008,033.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,438,260.62 : 73,744,491.69 = 28,991,449.74 : x
  2. Step 2: Convert to fraction form
    53,438,260.62/73,744,491.69 = 28,991,449.74/x
  3. Step 3: Cross multiply
    53,438,260.62x = 73,744,491.69 × 28,991,449.74
  4. Step 4: Simplify right side
    53,438,260.62x = 2,137,959,724,432,482.50
  5. Step 5: Solve for x
    x = 2,137,959,724,432,482.50/53,438,260.62
  6. Step 6: Final answer
    x = 40,008,033.56

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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.