Home / 30,632,874.48-42,273,365.82-16,881,838.59

Finding the Fourth Proportional to 30,632,874.48, 42,273,365.82 and 16,881,838.59

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Solution

The fourth proportional to 30,632,874.48, 42,273,365.82 and 16,881,838.59 is: 23,296,936.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,632,874.48 : 42,273,365.82 = 16,881,838.59 : x
  2. Step 2: Convert to fraction form
    30,632,874.48/42,273,365.82 = 16,881,838.59/x
  3. Step 3: Cross multiply
    30,632,874.48x = 42,273,365.82 × 16,881,838.59
  4. Step 4: Simplify right side
    30,632,874.48x = 713,652,138,429,263
  5. Step 5: Solve for x
    x = 713,652,138,429,263/30,632,874.48
  6. Step 6: Final answer
    x = 23,296,936.72

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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.