Home / 74,922,266.82-112,380,834.08-31,763,678.34

Finding the Fourth Proportional to 74,922,266.82, 112,380,834.08 and 31,763,678.34

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Solution

The fourth proportional to 74,922,266.82, 112,380,834.08 and 31,763,678.34 is: 47,644,429.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,922,266.82 : 112,380,834.08 = 31,763,678.34 : x
  2. Step 2: Convert to fraction form
    74,922,266.82/112,380,834.08 = 31,763,678.34/x
  3. Step 3: Cross multiply
    74,922,266.82x = 112,380,834.08 × 31,763,678.34
  4. Step 4: Simplify right side
    74,922,266.82x = 3,569,628,665,298,030
  5. Step 5: Solve for x
    x = 3,569,628,665,298,030/74,922,266.82
  6. Step 6: Final answer
    x = 47,644,429.58

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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.