Home / 18,725,756.48-28,088,634.30-5,262,584.48

Finding the Fourth Proportional to 18,725,756.48, 28,088,634.30 and 5,262,584.48

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Solution

The fourth proportional to 18,725,756.48, 28,088,634.30 and 5,262,584.48 is: 7,893,876.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,725,756.48 : 28,088,634.30 = 5,262,584.48 : x
  2. Step 2: Convert to fraction form
    18,725,756.48/28,088,634.30 = 5,262,584.48/x
  3. Step 3: Cross multiply
    18,725,756.48x = 28,088,634.30 × 5,262,584.48
  4. Step 4: Simplify right side
    18,725,756.48x = 147,818,810,931,575.69
  5. Step 5: Solve for x
    x = 147,818,810,931,575.69/18,725,756.48
  6. Step 6: Final answer
    x = 7,893,876.60

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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.