Home / 49,130,412.80-73,583,644.80-28,975,020.80

Finding the Fourth Proportional to 49,130,412.80, 73,583,644.80 and 28,975,020.80

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Solution

The fourth proportional to 49,130,412.80, 73,583,644.80 and 28,975,020.80 is: 43,396,493.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,130,412.80 : 73,583,644.80 = 28,975,020.80 : x
  2. Step 2: Convert to fraction form
    49,130,412.80/73,583,644.80 = 28,975,020.80/x
  3. Step 3: Cross multiply
    49,130,412.80x = 73,583,644.80 × 28,975,020.80
  4. Step 4: Simplify right side
    49,130,412.80x = 2,132,087,638,619,811.75
  5. Step 5: Solve for x
    x = 2,132,087,638,619,811.75/49,130,412.80
  6. Step 6: Final answer
    x = 43,396,493.48

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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.