Home / 8,360,161.61-11,536,100.60-4,688,322.57

Finding the Fourth Proportional to 8,360,161.61, 11,536,100.60 and 4,688,322.57

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Solution

The fourth proportional to 8,360,161.61, 11,536,100.60 and 4,688,322.57 is: 6,469,367.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360,161.61 : 11,536,100.60 = 4,688,322.57 : x
  2. Step 2: Convert to fraction form
    8,360,161.61/11,536,100.60 = 4,688,322.57/x
  3. Step 3: Cross multiply
    8,360,161.61x = 11,536,100.60 × 4,688,322.57
  4. Step 4: Simplify right side
    8,360,161.61x = 54,084,960,789,328.94
  5. Step 5: Solve for x
    x = 54,084,960,789,328.94/8,360,161.61
  6. Step 6: Final answer
    x = 6,469,367.86

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1.5x scale

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.