Home / 13,739,736.66-18,960,096.38-7,627,771.50

Finding the Fourth Proportional to 13,739,736.66, 18,960,096.38 and 7,627,771.50

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Solution

The fourth proportional to 13,739,736.66, 18,960,096.38 and 7,627,771.50 is: 10,525,913.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,739,736.66 : 18,960,096.38 = 7,627,771.50 : x
  2. Step 2: Convert to fraction form
    13,739,736.66/18,960,096.38 = 7,627,771.50/x
  3. Step 3: Cross multiply
    13,739,736.66x = 18,960,096.38 × 7,627,771.50
  4. Step 4: Simplify right side
    13,739,736.66x = 144,623,282,804,617.16
  5. Step 5: Solve for x
    x = 144,623,282,804,617.16/13,739,736.66
  6. Step 6: Final answer
    x = 10,525,913.73

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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.