Home / 13,747,035.31-18,968,799.86-7,944,696.50

Finding the Fourth Proportional to 13,747,035.31, 18,968,799.86 and 7,944,696.50

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Solution

The fourth proportional to 13,747,035.31, 18,968,799.86 and 7,944,696.50 is: 10,962,462.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,747,035.31 : 18,968,799.86 = 7,944,696.50 : x
  2. Step 2: Convert to fraction form
    13,747,035.31/18,968,799.86 = 7,944,696.50/x
  3. Step 3: Cross multiply
    13,747,035.31x = 18,968,799.86 × 7,944,696.50
  4. Step 4: Simplify right side
    13,747,035.31x = 150,701,357,850,206.28
  5. Step 5: Solve for x
    x = 150,701,357,850,206.28/13,747,035.31
  6. Step 6: Final answer
    x = 10,962,462.41

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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.