Home / 54,433,336.80-81,650,005.20-53,173,624.80

Finding the Fourth Proportional to 54,433,336.80, 81,650,005.20 and 53,173,624.80

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Solution

The fourth proportional to 54,433,336.80, 81,650,005.20 and 53,173,624.80 is: 79,760,437.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,433,336.80 : 81,650,005.20 = 53,173,624.80 : x
  2. Step 2: Convert to fraction form
    54,433,336.80/81,650,005.20 = 53,173,624.80/x
  3. Step 3: Cross multiply
    54,433,336.80x = 81,650,005.20 × 53,173,624.80
  4. Step 4: Simplify right side
    54,433,336.80x = 4,341,626,741,422,849
  5. Step 5: Solve for x
    x = 4,341,626,741,422,849/54,433,336.80
  6. Step 6: Final answer
    x = 79,760,437.20

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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.