Home / 28,989,647.53-40,003,335.53-17,066,568.62

Finding the Fourth Proportional to 28,989,647.53, 40,003,335.53 and 17,066,568.62

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Solution

The fourth proportional to 28,989,647.53, 40,003,335.53 and 17,066,568.62 is: 23,550,464.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,989,647.53 : 40,003,335.53 = 17,066,568.62 : x
  2. Step 2: Convert to fraction form
    28,989,647.53/40,003,335.53 = 17,066,568.62/x
  3. Step 3: Cross multiply
    28,989,647.53x = 40,003,335.53 × 17,066,568.62
  4. Step 4: Simplify right side
    28,989,647.53x = 682,719,670,851,629.12
  5. Step 5: Solve for x
    x = 682,719,670,851,629.12/28,989,647.53
  6. Step 6: Final answer
    x = 23,550,464.70

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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.