Home / 27,763,438.40-41,638,936.80-18,245,614.40

Finding the Fourth Proportional to 27,763,438.40, 41,638,936.80 and 18,245,614.40

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Solution

The fourth proportional to 27,763,438.40, 41,638,936.80 and 18,245,614.40 is: 27,364,333.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,763,438.40 : 41,638,936.80 = 18,245,614.40 : x
  2. Step 2: Convert to fraction form
    27,763,438.40/41,638,936.80 = 18,245,614.40/x
  3. Step 3: Cross multiply
    27,763,438.40x = 41,638,936.80 × 18,245,614.40
  4. Step 4: Simplify right side
    27,763,438.40x = 759,727,984,878,769.75
  5. Step 5: Solve for x
    x = 759,727,984,878,769.75/27,763,438.40
  6. Step 6: Final answer
    x = 27,364,333.41

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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.