Home / 18,152,218.96-25,050,066.60-9,892,283.68

Finding the Fourth Proportional to 18,152,218.96, 25,050,066.60 and 9,892,283.68

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Solution

The fourth proportional to 18,152,218.96, 25,050,066.60 and 9,892,283.68 is: 13,651,353.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,152,218.96 : 25,050,066.60 = 9,892,283.68 : x
  2. Step 2: Convert to fraction form
    18,152,218.96/25,050,066.60 = 9,892,283.68/x
  3. Step 3: Cross multiply
    18,152,218.96x = 25,050,066.60 × 9,892,283.68
  4. Step 4: Simplify right side
    18,152,218.96x = 247,802,365,010,093.09
  5. Step 5: Solve for x
    x = 247,802,365,010,093.09/18,152,218.96
  6. Step 6: Final answer
    x = 13,651,353.90

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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.