Home / 38,446,269.03-53,055,851.26-21,042,614.24

Finding the Fourth Proportional to 38,446,269.03, 53,055,851.26 and 21,042,614.24

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Solution

The fourth proportional to 38,446,269.03, 53,055,851.26 and 21,042,614.24 is: 29,038,807.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,446,269.03 : 53,055,851.26 = 21,042,614.24 : x
  2. Step 2: Convert to fraction form
    38,446,269.03/53,055,851.26 = 21,042,614.24/x
  3. Step 3: Cross multiply
    38,446,269.03x = 53,055,851.26 × 21,042,614.24
  4. Step 4: Simplify right side
    38,446,269.03x = 1,116,433,811,457,965.75
  5. Step 5: Solve for x
    x = 1,116,433,811,457,965.75/38,446,269.03
  6. Step 6: Final answer
    x = 29,038,807.66

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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.