Home / 12,107,580.71-18,151,780.12-6,039,188.75

Finding the Fourth Proportional to 12,107,580.71, 18,151,780.12 and 6,039,188.75

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Solution

The fourth proportional to 12,107,580.71, 18,151,780.12 and 6,039,188.75 is: 9,053,999.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,107,580.71 : 18,151,780.12 = 6,039,188.75 : x
  2. Step 2: Convert to fraction form
    12,107,580.71/18,151,780.12 = 6,039,188.75/x
  3. Step 3: Cross multiply
    12,107,580.71x = 18,151,780.12 × 6,039,188.75
  4. Step 4: Simplify right side
    12,107,580.71x = 109,622,026,323,459.14
  5. Step 5: Solve for x
    x = 109,622,026,323,459.14/12,107,580.71
  6. Step 6: Final answer
    x = 9,053,999.23

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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.