Home / 21,049,861.24-29,048,501.90-11,757,563.52

Finding the Fourth Proportional to 21,049,861.24, 29,048,501.90 and 11,757,563.52

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Solution

The fourth proportional to 21,049,861.24, 29,048,501.90 and 11,757,563.52 is: 16,225,266.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,049,861.24 : 29,048,501.90 = 11,757,563.52 : x
  2. Step 2: Convert to fraction form
    21,049,861.24/29,048,501.90 = 11,757,563.52/x
  3. Step 3: Cross multiply
    21,049,861.24x = 29,048,501.90 × 11,757,563.52
  4. Step 4: Simplify right side
    21,049,861.24x = 341,539,606,250,090.69
  5. Step 5: Solve for x
    x = 341,539,606,250,090.69/21,049,861.24
  6. Step 6: Final answer
    x = 16,225,266.40

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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.