Home / 5,160,707.52-7,741,168-1,877,949.60

Finding the Fourth Proportional to 5,160,707.52, 7,741,168 and 1,877,949.60

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Solution

The fourth proportional to 5,160,707.52, 7,741,168 and 1,877,949.60 is: 2,816,963.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160,707.52 : 7,741,168 = 1,877,949.60 : x
  2. Step 2: Convert to fraction form
    5,160,707.52/7,741,168 = 1,877,949.60/x
  3. Step 3: Cross multiply
    5,160,707.52x = 7,741,168 × 1,877,949.60
  4. Step 4: Simplify right side
    5,160,707.52x = 14,537,523,349,132.80
  5. Step 5: Solve for x
    x = 14,537,523,349,132.80/5,160,707.52
  6. Step 6: Final answer
    x = 2,816,963.23

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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.