Home / 9,340,577.64-12,889,704.69-5,475,672.90

Finding the Fourth Proportional to 9,340,577.64, 12,889,704.69 and 5,475,672.90

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Solution

The fourth proportional to 9,340,577.64, 12,889,704.69 and 5,475,672.90 is: 7,556,257.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,340,577.64 : 12,889,704.69 = 5,475,672.90 : x
  2. Step 2: Convert to fraction form
    9,340,577.64/12,889,704.69 = 5,475,672.90/x
  3. Step 3: Cross multiply
    9,340,577.64x = 12,889,704.69 × 5,475,672.90
  4. Step 4: Simplify right side
    9,340,577.64x = 70,579,806,660,035.91
  5. Step 5: Solve for x
    x = 70,579,806,660,035.91/9,340,577.64
  6. Step 6: Final answer
    x = 7,556,257.16

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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.