Home / 9,093,643.40-13,601,099.10-8,140,986.20

Finding the Fourth Proportional to 9,093,643.40, 13,601,099.10 and 8,140,986.20

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Solution

The fourth proportional to 9,093,643.40, 13,601,099.10 and 8,140,986.20 is: 12,176,237.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,093,643.40 : 13,601,099.10 = 8,140,986.20 : x
  2. Step 2: Convert to fraction form
    9,093,643.40/13,601,099.10 = 8,140,986.20/x
  3. Step 3: Cross multiply
    9,093,643.40x = 13,601,099.10 × 8,140,986.20
  4. Step 4: Simplify right side
    9,093,643.40x = 110,726,360,077,932.42
  5. Step 5: Solve for x
    x = 110,726,360,077,932.42/9,093,643.40
  6. Step 6: Final answer
    x = 12,176,237.31

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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.