Home / 15,097,611.56-20,834,979.41-8,392,573.82

Finding the Fourth Proportional to 15,097,611.56, 20,834,979.41 and 8,392,573.82

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Solution

The fourth proportional to 15,097,611.56, 20,834,979.41 and 8,392,573.82 is: 11,581,904.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,097,611.56 : 20,834,979.41 = 8,392,573.82 : x
  2. Step 2: Convert to fraction form
    15,097,611.56/20,834,979.41 = 8,392,573.82/x
  3. Step 3: Cross multiply
    15,097,611.56x = 20,834,979.41 × 8,392,573.82
  4. Step 4: Simplify right side
    15,097,611.56x = 174,859,102,653,411.59
  5. Step 5: Solve for x
    x = 174,859,102,653,411.59/15,097,611.56
  6. Step 6: Final answer
    x = 11,581,904.99

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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.