Home / 18,847,476.92-28,267,849.95-5,014,515.15

Finding the Fourth Proportional to 18,847,476.92, 28,267,849.95 and 5,014,515.15

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Solution

The fourth proportional to 18,847,476.92, 28,267,849.95 and 5,014,515.15 is: 7,520,877.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,847,476.92 : 28,267,849.95 = 5,014,515.15 : x
  2. Step 2: Convert to fraction form
    18,847,476.92/28,267,849.95 = 5,014,515.15/x
  3. Step 3: Cross multiply
    18,847,476.92x = 28,267,849.95 × 5,014,515.15
  4. Step 4: Simplify right side
    18,847,476.92x = 141,749,561,832,201.75
  5. Step 5: Solve for x
    x = 141,749,561,832,201.75/18,847,476.92
  6. Step 6: Final answer
    x = 7,520,877.33

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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.