Home / 21,404,797,338.09-32,058,287,907.06-10,220,505,074.31

Finding the Fourth Proportional to 21,404,797,338.09, 32,058,287,907.06 and 10,220,505,074.31

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Solution

The fourth proportional to 21,404,797,338.09, 32,058,287,907.06 and 10,220,505,074.31 is: 15,307,404,646.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,404,797,338.09 : 32,058,287,907.06 = 10,220,505,074.31 : x
  2. Step 2: Convert to fraction form
    21,404,797,338.09/32,058,287,907.06 = 10,220,505,074.31/x
  3. Step 3: Cross multiply
    21,404,797,338.09x = 32,058,287,907.06 × 10,220,505,074.31
  4. Step 4: Simplify right side
    21,404,797,338.09x = 327,651,894,227,797,606,400
  5. Step 5: Solve for x
    x = 327,651,894,227,797,606,400/21,404,797,338.09
  6. Step 6: Final answer
    x = 15,307,404,646.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.