Home / 20,047,495.23-27,665,543.43-10,880,137.98

Finding the Fourth Proportional to 20,047,495.23, 27,665,543.43 and 10,880,137.98

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Solution

The fourth proportional to 20,047,495.23, 27,665,543.43 and 10,880,137.98 is: 15,014,590.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,047,495.23 : 27,665,543.43 = 10,880,137.98 : x
  2. Step 2: Convert to fraction form
    20,047,495.23/27,665,543.43 = 10,880,137.98/x
  3. Step 3: Cross multiply
    20,047,495.23x = 27,665,543.43 × 10,880,137.98
  4. Step 4: Simplify right side
    20,047,495.23x = 301,004,929,810,082.50
  5. Step 5: Solve for x
    x = 301,004,929,810,082.50/20,047,495.23
  6. Step 6: Final answer
    x = 15,014,590.42

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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.