Home / 74,021,932.62-111,043,197.61-30,881,212.94

Finding the Fourth Proportional to 74,021,932.62, 111,043,197.61 and 30,881,212.94

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Solution

The fourth proportional to 74,021,932.62, 111,043,197.61 and 30,881,212.94 is: 46,326,115.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,021,932.62 : 111,043,197.61 = 30,881,212.94 : x
  2. Step 2: Convert to fraction form
    74,021,932.62/111,043,197.61 = 30,881,212.94/x
  3. Step 3: Cross multiply
    74,021,932.62x = 111,043,197.61 × 30,881,212.94
  4. Step 4: Simplify right side
    74,021,932.62x = 3,429,148,631,133,314
  5. Step 5: Solve for x
    x = 3,429,148,631,133,314/74,021,932.62
  6. Step 6: Final answer
    x = 46,326,115.92

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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.