Home / 13,751,013.80-20,612,912.70-6,078,823.40

Finding the Fourth Proportional to 13,751,013.80, 20,612,912.70 and 6,078,823.40

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Solution

The fourth proportional to 13,751,013.80, 20,612,912.70 and 6,078,823.40 is: 9,112,219.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,751,013.80 : 20,612,912.70 = 6,078,823.40 : x
  2. Step 2: Convert to fraction form
    13,751,013.80/20,612,912.70 = 6,078,823.40/x
  3. Step 3: Cross multiply
    13,751,013.80x = 20,612,912.70 × 6,078,823.40
  4. Step 4: Simplify right side
    13,751,013.80x = 125,302,256,062,917.19
  5. Step 5: Solve for x
    x = 125,302,256,062,917.19/13,751,013.80
  6. Step 6: Final answer
    x = 9,112,219.50

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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.