Home / 18,376,913.70-27,565,370.55-14,072,241.60

Finding the Fourth Proportional to 18,376,913.70, 27,565,370.55 and 14,072,241.60

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Solution

The fourth proportional to 18,376,913.70, 27,565,370.55 and 14,072,241.60 is: 21,108,362.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,376,913.70 : 27,565,370.55 = 14,072,241.60 : x
  2. Step 2: Convert to fraction form
    18,376,913.70/27,565,370.55 = 14,072,241.60/x
  3. Step 3: Cross multiply
    18,376,913.70x = 27,565,370.55 × 14,072,241.60
  4. Step 4: Simplify right side
    18,376,913.70x = 387,906,554,173,124.88
  5. Step 5: Solve for x
    x = 387,906,554,173,124.88/18,376,913.70
  6. Step 6: Final answer
    x = 21,108,362.40

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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.