Home / 12,713,954.67-17,545,134.13-6,912,736.41

Finding the Fourth Proportional to 12,713,954.67, 17,545,134.13 and 6,912,736.41

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Solution

The fourth proportional to 12,713,954.67, 17,545,134.13 and 6,912,736.41 is: 9,539,509.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,713,954.67 : 17,545,134.13 = 6,912,736.41 : x
  2. Step 2: Convert to fraction form
    12,713,954.67/17,545,134.13 = 6,912,736.41/x
  3. Step 3: Cross multiply
    12,713,954.67x = 17,545,134.13 × 6,912,736.41
  4. Step 4: Simplify right side
    12,713,954.67x = 121,284,887,518,784.67
  5. Step 5: Solve for x
    x = 121,284,887,518,784.67/12,713,954.67
  6. Step 6: Final answer
    x = 9,539,509.20

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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.