Home / 52,186,240.34-72,008,369.84-30,161,789.24

Finding the Fourth Proportional to 52,186,240.34, 72,008,369.84 and 30,161,789.24

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Solution

The fourth proportional to 52,186,240.34, 72,008,369.84 and 30,161,789.24 is: 41,618,274.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,186,240.34 : 72,008,369.84 = 30,161,789.24 : x
  2. Step 2: Convert to fraction form
    52,186,240.34/72,008,369.84 = 30,161,789.24/x
  3. Step 3: Cross multiply
    52,186,240.34x = 72,008,369.84 × 30,161,789.24
  4. Step 4: Simplify right side
    52,186,240.34x = 2,171,901,274,630,052.50
  5. Step 5: Solve for x
    x = 2,171,901,274,630,052.50/52,186,240.34
  6. Step 6: Final answer
    x = 41,618,274.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.