Home / 9,491,871.58-13,099,847.40-5,362,168.74

Finding the Fourth Proportional to 9,491,871.58, 13,099,847.40 and 5,362,168.74

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Solution

The fourth proportional to 9,491,871.58, 13,099,847.40 and 5,362,168.74 is: 7,400,394.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,491,871.58 : 13,099,847.40 = 5,362,168.74 : x
  2. Step 2: Convert to fraction form
    9,491,871.58/13,099,847.40 = 5,362,168.74/x
  3. Step 3: Cross multiply
    9,491,871.58x = 13,099,847.40 × 5,362,168.74
  4. Step 4: Simplify right side
    9,491,871.58x = 70,243,592,227,050.28
  5. Step 5: Solve for x
    x = 70,243,592,227,050.28/9,491,871.58
  6. Step 6: Final answer
    x = 7,400,394.29

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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.