Home / 13,004,518.34-17,939,431.22-8,041,372.94

Finding the Fourth Proportional to 13,004,518.34, 17,939,431.22 and 8,041,372.94

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Solution

The fourth proportional to 13,004,518.34, 17,939,431.22 and 8,041,372.94 is: 11,092,887.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,004,518.34 : 17,939,431.22 = 8,041,372.94 : x
  2. Step 2: Convert to fraction form
    13,004,518.34/17,939,431.22 = 8,041,372.94/x
  3. Step 3: Cross multiply
    13,004,518.34x = 17,939,431.22 × 8,041,372.94
  4. Step 4: Simplify right side
    13,004,518.34x = 144,257,656,641,595.16
  5. Step 5: Solve for x
    x = 144,257,656,641,595.16/13,004,518.34
  6. Step 6: Final answer
    x = 11,092,887.33

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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.