Home / 5,680,271.71-8,520,117.09-2,085,762.25

Finding the Fourth Proportional to 5,680,271.71, 8,520,117.09 and 2,085,762.25

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Solution

The fourth proportional to 5,680,271.71, 8,520,117.09 and 2,085,762.25 is: 3,128,536.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680,271.71 : 8,520,117.09 = 2,085,762.25 : x
  2. Step 2: Convert to fraction form
    5,680,271.71/8,520,117.09 = 2,085,762.25/x
  3. Step 3: Cross multiply
    5,680,271.71x = 8,520,117.09 × 2,085,762.25
  4. Step 4: Simplify right side
    5,680,271.71x = 17,770,938,591,901.85
  5. Step 5: Solve for x
    x = 17,770,938,591,901.85/5,680,271.71
  6. Step 6: Final answer
    x = 3,128,536.71

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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.