Home / 9,348,216.46-12,900,573.34-5,218,173.60

Finding the Fourth Proportional to 9,348,216.46, 12,900,573.34 and 5,218,173.60

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Solution

The fourth proportional to 9,348,216.46, 12,900,573.34 and 5,218,173.60 is: 7,201,098.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,348,216.46 : 12,900,573.34 = 5,218,173.60 : x
  2. Step 2: Convert to fraction form
    9,348,216.46/12,900,573.34 = 5,218,173.60/x
  3. Step 3: Cross multiply
    9,348,216.46x = 12,900,573.34 × 5,218,173.60
  4. Step 4: Simplify right side
    9,348,216.46x = 67,317,431,227,651.82
  5. Step 5: Solve for x
    x = 67,317,431,227,651.82/9,348,216.46
  6. Step 6: Final answer
    x = 7,201,098.90

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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.