Home / 13,796,838.88-19,039,655.76-7,517,336.56

Finding the Fourth Proportional to 13,796,838.88, 19,039,655.76 and 7,517,336.56

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Solution

The fourth proportional to 13,796,838.88, 19,039,655.76 and 7,517,336.56 is: 10,373,934.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,796,838.88 : 19,039,655.76 = 7,517,336.56 : x
  2. Step 2: Convert to fraction form
    13,796,838.88/19,039,655.76 = 7,517,336.56/x
  3. Step 3: Cross multiply
    13,796,838.88x = 19,039,655.76 × 7,517,336.56
  4. Step 4: Simplify right side
    13,796,838.88x = 143,127,500,334,462.59
  5. Step 5: Solve for x
    x = 143,127,500,334,462.59/13,796,838.88
  6. Step 6: Final answer
    x = 10,373,934.32

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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.