Home / 18,889,160.90-28,286,502.15-15,110,024.90

Finding the Fourth Proportional to 18,889,160.90, 28,286,502.15 and 15,110,024.90

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Solution

The fourth proportional to 18,889,160.90, 28,286,502.15 and 15,110,024.90 is: 22,627,249.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,889,160.90 : 28,286,502.15 = 15,110,024.90 : x
  2. Step 2: Convert to fraction form
    18,889,160.90/28,286,502.15 = 15,110,024.90/x
  3. Step 3: Cross multiply
    18,889,160.90x = 28,286,502.15 × 15,110,024.90
  4. Step 4: Simplify right side
    18,889,160.90x = 427,409,751,820,403.50
  5. Step 5: Solve for x
    x = 427,409,751,820,403.50/18,889,160.90
  6. Step 6: Final answer
    x = 22,627,249.25

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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.