Home / 39,817,275.18-54,918,503.65-30,028,131.96

Finding the Fourth Proportional to 39,817,275.18, 54,918,503.65 and 30,028,131.96

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Solution

The fourth proportional to 39,817,275.18, 54,918,503.65 and 30,028,131.96 is: 41,416,698.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,817,275.18 : 54,918,503.65 = 30,028,131.96 : x
  2. Step 2: Convert to fraction form
    39,817,275.18/54,918,503.65 = 30,028,131.96/x
  3. Step 3: Cross multiply
    39,817,275.18x = 54,918,503.65 × 30,028,131.96
  4. Step 4: Simplify right side
    39,817,275.18x = 1,649,100,074,647,941.75
  5. Step 5: Solve for x
    x = 1,649,100,074,647,941.75/39,817,275.18
  6. Step 6: Final answer
    x = 41,416,698.33

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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.