Home / 6,430,736.17-8,874,186.27-3,639,799.53

Finding the Fourth Proportional to 6,430,736.17, 8,874,186.27 and 3,639,799.53

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Solution

The fourth proportional to 6,430,736.17, 8,874,186.27 and 3,639,799.53 is: 5,022,793.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430,736.17 : 8,874,186.27 = 3,639,799.53 : x
  2. Step 2: Convert to fraction form
    6,430,736.17/8,874,186.27 = 3,639,799.53/x
  3. Step 3: Cross multiply
    6,430,736.17x = 8,874,186.27 × 3,639,799.53
  4. Step 4: Simplify right side
    6,430,736.17x = 32,300,259,014,678.45
  5. Step 5: Solve for x
    x = 32,300,259,014,678.45/6,430,736.17
  6. Step 6: Final answer
    x = 5,022,793.37

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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.