Home / 19,156,844.10-28,735,266.15-18,401,016.90

Finding the Fourth Proportional to 19,156,844.10, 28,735,266.15 and 18,401,016.90

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Solution

The fourth proportional to 19,156,844.10, 28,735,266.15 and 18,401,016.90 is: 27,601,525.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,156,844.10 : 28,735,266.15 = 18,401,016.90 : x
  2. Step 2: Convert to fraction form
    19,156,844.10/28,735,266.15 = 18,401,016.90/x
  3. Step 3: Cross multiply
    19,156,844.10x = 28,735,266.15 × 18,401,016.90
  4. Step 4: Simplify right side
    19,156,844.10x = 528,758,118,052,147.88
  5. Step 5: Solve for x
    x = 528,758,118,052,147.88/19,156,844.10
  6. Step 6: Final answer
    x = 27,601,525.35

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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.