Home / 13,747,009.04-18,968,763.52-7,944,670.24

Finding the Fourth Proportional to 13,747,009.04, 18,968,763.52 and 7,944,670.24

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Solution

The fourth proportional to 13,747,009.04, 18,968,763.52 and 7,944,670.24 is: 10,962,426.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,747,009.04 : 18,968,763.52 = 7,944,670.24 : x
  2. Step 2: Convert to fraction form
    13,747,009.04/18,968,763.52 = 7,944,670.24/x
  3. Step 3: Cross multiply
    13,747,009.04x = 18,968,763.52 × 7,944,670.24
  4. Step 4: Simplify right side
    13,747,009.04x = 150,700,571,026,941.66
  5. Step 5: Solve for x
    x = 150,700,571,026,941.66/13,747,009.04
  6. Step 6: Final answer
    x = 10,962,426.12

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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.