Home / 38,451,307.26-53,062,820.64-21,047,751.75

Finding the Fourth Proportional to 38,451,307.26, 53,062,820.64 and 21,047,751.75

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Solution

The fourth proportional to 38,451,307.26, 53,062,820.64 and 21,047,751.75 is: 29,045,906.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,451,307.26 : 53,062,820.64 = 21,047,751.75 : x
  2. Step 2: Convert to fraction form
    38,451,307.26/53,062,820.64 = 21,047,751.75/x
  3. Step 3: Cross multiply
    38,451,307.26x = 53,062,820.64 × 21,047,751.75
  4. Step 4: Simplify right side
    38,451,307.26x = 1,116,853,075,985,496.12
  5. Step 5: Solve for x
    x = 1,116,853,075,985,496.12/38,451,307.26
  6. Step 6: Final answer
    x = 29,045,906.51

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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.