Home / 52,186,238.35-72,008,367.09-30,161,787.24

Finding the Fourth Proportional to 52,186,238.35, 72,008,367.09 and 30,161,787.24

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Solution

The fourth proportional to 52,186,238.35, 72,008,367.09 and 30,161,787.24 is: 41,618,271.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,186,238.35 : 72,008,367.09 = 30,161,787.24 : x
  2. Step 2: Convert to fraction form
    52,186,238.35/72,008,367.09 = 30,161,787.24/x
  3. Step 3: Cross multiply
    52,186,238.35x = 72,008,367.09 × 30,161,787.24
  4. Step 4: Simplify right side
    52,186,238.35x = 2,171,901,047,825,322.75
  5. Step 5: Solve for x
    x = 2,171,901,047,825,322.75/52,186,238.35
  6. Step 6: Final answer
    x = 41,618,271.72

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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.