Home / 18,554,676.60-27,832,014.90-10,977,742.20

Finding the Fourth Proportional to 18,554,676.60, 27,832,014.90 and 10,977,742.20

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Solution

The fourth proportional to 18,554,676.60, 27,832,014.90 and 10,977,742.20 is: 16,466,613.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,554,676.60 : 27,832,014.90 = 10,977,742.20 : x
  2. Step 2: Convert to fraction form
    18,554,676.60/27,832,014.90 = 10,977,742.20/x
  3. Step 3: Cross multiply
    18,554,676.60x = 27,832,014.90 × 10,977,742.20
  4. Step 4: Simplify right side
    18,554,676.60x = 305,532,684,478,758.75
  5. Step 5: Solve for x
    x = 305,532,684,478,758.75/18,554,676.60
  6. Step 6: Final answer
    x = 16,466,613.30

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1.5x scale

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.