Home / 30,340,066.60-45,516,004.80-8,775,371.80

Finding the Fourth Proportional to 30,340,066.60, 45,516,004.80 and 8,775,371.80

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Solution

The fourth proportional to 30,340,066.60, 45,516,004.80 and 8,775,371.80 is: 13,164,765.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,340,066.60 : 45,516,004.80 = 8,775,371.80 : x
  2. Step 2: Convert to fraction form
    30,340,066.60/45,516,004.80 = 8,775,371.80/x
  3. Step 3: Cross multiply
    30,340,066.60x = 45,516,004.80 × 8,775,371.80
  4. Step 4: Simplify right side
    30,340,066.60x = 399,419,864,970,584.62
  5. Step 5: Solve for x
    x = 399,419,864,970,584.62/30,340,066.60
  6. Step 6: Final answer
    x = 13,164,765.60

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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.