Home / 18,725,645.94-28,088,468.91-5,262,473.94

Finding the Fourth Proportional to 18,725,645.94, 28,088,468.91 and 5,262,473.94

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Solution

The fourth proportional to 18,725,645.94, 28,088,468.91 and 5,262,473.94 is: 7,893,710.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,725,645.94 : 28,088,468.91 = 5,262,473.94 : x
  2. Step 2: Convert to fraction form
    18,725,645.94/28,088,468.91 = 5,262,473.94/x
  3. Step 3: Cross multiply
    18,725,645.94x = 28,088,468.91 × 5,262,473.94
  4. Step 4: Simplify right side
    18,725,645.94x = 147,814,835,653,375.22
  5. Step 5: Solve for x
    x = 147,814,835,653,375.22/18,725,645.94
  6. Step 6: Final answer
    x = 7,893,710.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.