Home / 11,120,827.68-15,342,181.38-6,766,423.20

Finding the Fourth Proportional to 11,120,827.68, 15,342,181.38 and 6,766,423.20

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Solution

The fourth proportional to 11,120,827.68, 15,342,181.38 and 6,766,423.20 is: 9,334,889.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,120,827.68 : 15,342,181.38 = 6,766,423.20 : x
  2. Step 2: Convert to fraction form
    11,120,827.68/15,342,181.38 = 6,766,423.20/x
  3. Step 3: Cross multiply
    11,120,827.68x = 15,342,181.38 × 6,766,423.20
  4. Step 4: Simplify right side
    11,120,827.68x = 103,811,692,028,240.03
  5. Step 5: Solve for x
    x = 103,811,692,028,240.03/11,120,827.68
  6. Step 6: Final answer
    x = 9,334,889.00

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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.