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Finding the Fourth Proportional to 9,968,459.40, 14,952,689.10 and 2,395,425.15

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Solution

The fourth proportional to 9,968,459.40, 14,952,689.10 and 2,395,425.15 is: 3,593,137.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968,459.40 : 14,952,689.10 = 2,395,425.15 : x
  2. Step 2: Convert to fraction form
    9,968,459.40/14,952,689.10 = 2,395,425.15/x
  3. Step 3: Cross multiply
    9,968,459.40x = 14,952,689.10 × 2,395,425.15
  4. Step 4: Simplify right side
    9,968,459.40x = 35,818,047,530,270.86
  5. Step 5: Solve for x
    x = 35,818,047,530,270.86/9,968,459.40
  6. Step 6: Final answer
    x = 3,593,137.73

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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.