Home / 30,640,454.92-45,960,288.70-10,179,582.76

Finding the Fourth Proportional to 30,640,454.92, 45,960,288.70 and 10,179,582.76

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Solution

The fourth proportional to 30,640,454.92, 45,960,288.70 and 10,179,582.76 is: 15,269,243.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,640,454.92 : 45,960,288.70 = 10,179,582.76 : x
  2. Step 2: Convert to fraction form
    30,640,454.92/45,960,288.70 = 10,179,582.76/x
  3. Step 3: Cross multiply
    30,640,454.92x = 45,960,288.70 × 10,179,582.76
  4. Step 4: Simplify right side
    30,640,454.92x = 467,856,562,495,142.81
  5. Step 5: Solve for x
    x = 467,856,562,495,142.81/30,640,454.92
  6. Step 6: Final answer
    x = 15,269,243.35

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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.