Home / 47,114,939.70-70,619,921.55-18,351,515.70

Finding the Fourth Proportional to 47,114,939.70, 70,619,921.55 and 18,351,515.70

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Solution

The fourth proportional to 47,114,939.70, 70,619,921.55 and 18,351,515.70 is: 27,506,829.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,114,939.70 : 70,619,921.55 = 18,351,515.70 : x
  2. Step 2: Convert to fraction form
    47,114,939.70/70,619,921.55 = 18,351,515.70/x
  3. Step 3: Cross multiply
    47,114,939.70x = 70,619,921.55 × 18,351,515.70
  4. Step 4: Simplify right side
    47,114,939.70x = 1,295,982,599,057,593.25
  5. Step 5: Solve for x
    x = 1,295,982,599,057,593.25/47,114,939.70
  6. Step 6: Final answer
    x = 27,506,829.20

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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.