Home / 18,725,733.63-28,088,600.44-5,262,561.63

Finding the Fourth Proportional to 18,725,733.63, 28,088,600.44 and 5,262,561.63

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Solution

The fourth proportional to 18,725,733.63, 28,088,600.44 and 5,262,561.63 is: 7,893,842.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,725,733.63 : 28,088,600.44 = 5,262,561.63 : x
  2. Step 2: Convert to fraction form
    18,725,733.63/28,088,600.44 = 5,262,561.63/x
  3. Step 3: Cross multiply
    18,725,733.63x = 28,088,600.44 × 5,262,561.63
  4. Step 4: Simplify right side
    18,725,733.63x = 147,817,990,775,502.12
  5. Step 5: Solve for x
    x = 147,817,990,775,502.12/18,725,733.63
  6. Step 6: Final answer
    x = 7,893,842.44

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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.