Home / 47,114,901.20-70,619,863.80-18,351,477.20

Finding the Fourth Proportional to 47,114,901.20, 70,619,863.80 and 18,351,477.20

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Solution

The fourth proportional to 47,114,901.20, 70,619,863.80 and 18,351,477.20 is: 27,506,771.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,114,901.20 : 70,619,863.80 = 18,351,477.20 : x
  2. Step 2: Convert to fraction form
    47,114,901.20/70,619,863.80 = 18,351,477.20/x
  3. Step 3: Cross multiply
    47,114,901.20x = 70,619,863.80 × 18,351,477.20
  4. Step 4: Simplify right side
    47,114,901.20x = 1,295,978,820,392,805.25
  5. Step 5: Solve for x
    x = 1,295,978,820,392,805.25/47,114,901.20
  6. Step 6: Final answer
    x = 27,506,771.48

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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.