Home / 54,128,675.40-81,033,580.80-50,975,458.80

Finding the Fourth Proportional to 54,128,675.40, 81,033,580.80 and 50,975,458.80

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Solution

The fourth proportional to 54,128,675.40, 81,033,580.80 and 50,975,458.80 is: 76,313,043.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,128,675.40 : 81,033,580.80 = 50,975,458.80 : x
  2. Step 2: Convert to fraction form
    54,128,675.40/81,033,580.80 = 50,975,458.80/x
  3. Step 3: Cross multiply
    54,128,675.40x = 81,033,580.80 × 50,975,458.80
  4. Step 4: Simplify right side
    54,128,675.40x = 4,130,723,959,486,870.50
  5. Step 5: Solve for x
    x = 4,130,723,959,486,870.50/54,128,675.40
  6. Step 6: Final answer
    x = 76,313,043.48

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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.