Home / 30,378,945.84-41,923,339.02-16,627,614.72

Finding the Fourth Proportional to 30,378,945.84, 41,923,339.02 and 16,627,614.72

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Solution

The fourth proportional to 30,378,945.84, 41,923,339.02 and 16,627,614.72 is: 22,946,323.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,378,945.84 : 41,923,339.02 = 16,627,614.72 : x
  2. Step 2: Convert to fraction form
    30,378,945.84/41,923,339.02 = 16,627,614.72/x
  3. Step 3: Cross multiply
    30,378,945.84x = 41,923,339.02 × 16,627,614.72
  4. Step 4: Simplify right side
    30,378,945.84x = 697,085,129,000,502.50
  5. Step 5: Solve for x
    x = 697,085,129,000,502.50/30,378,945.84
  6. Step 6: Final answer
    x = 22,946,323.83

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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.