Home / 5,180,086.02-7,149,168.47-2,975,639.23

Finding the Fourth Proportional to 5,180,086.02, 7,149,168.47 and 2,975,639.23

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Solution

The fourth proportional to 5,180,086.02, 7,149,168.47 and 2,975,639.23 is: 4,106,755.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180,086.02 : 7,149,168.47 = 2,975,639.23 : x
  2. Step 2: Convert to fraction form
    5,180,086.02/7,149,168.47 = 2,975,639.23/x
  3. Step 3: Cross multiply
    5,180,086.02x = 7,149,168.47 × 2,975,639.23
  4. Step 4: Simplify right side
    5,180,086.02x = 21,273,346,161,211.08
  5. Step 5: Solve for x
    x = 21,273,346,161,211.08/5,180,086.02
  6. Step 6: Final answer
    x = 4,106,755.39

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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.