Home / 55,360,845.03-76,396,485.98-30,580,498.55

Finding the Fourth Proportional to 55,360,845.03, 76,396,485.98 and 30,580,498.55

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Solution

The fourth proportional to 55,360,845.03, 76,396,485.98 and 30,580,498.55 is: 42,200,270.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,360,845.03 : 76,396,485.98 = 30,580,498.55 : x
  2. Step 2: Convert to fraction form
    55,360,845.03/76,396,485.98 = 30,580,498.55/x
  3. Step 3: Cross multiply
    55,360,845.03x = 76,396,485.98 × 30,580,498.55
  4. Step 4: Simplify right side
    55,360,845.03x = 2,336,242,628,583,582.50
  5. Step 5: Solve for x
    x = 2,336,242,628,583,582.50/55,360,845.03
  6. Step 6: Final answer
    x = 42,200,270.38

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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.