Home / 15,084,536.86-20,817,346.35-8,889,845.02

Finding the Fourth Proportional to 15,084,536.86, 20,817,346.35 and 8,889,845.02

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Solution

The fourth proportional to 15,084,536.86, 20,817,346.35 and 8,889,845.02 is: 12,268,390.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,084,536.86 : 20,817,346.35 = 8,889,845.02 : x
  2. Step 2: Convert to fraction form
    15,084,536.86/20,817,346.35 = 8,889,845.02/x
  3. Step 3: Cross multiply
    15,084,536.86x = 20,817,346.35 × 8,889,845.02
  4. Step 4: Simplify right side
    15,084,536.86x = 185,062,982,779,162.69
  5. Step 5: Solve for x
    x = 185,062,982,779,162.69/15,084,536.86
  6. Step 6: Final answer
    x = 12,268,390.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.