Home / 21,346,615.95-29,458,567.67-11,557,273.47

Finding the Fourth Proportional to 21,346,615.95, 29,458,567.67 and 11,557,273.47

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Solution

The fourth proportional to 21,346,615.95, 29,458,567.67 and 11,557,273.47 is: 15,949,166.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,346,615.95 : 29,458,567.67 = 11,557,273.47 : x
  2. Step 2: Convert to fraction form
    21,346,615.95/29,458,567.67 = 11,557,273.47/x
  3. Step 3: Cross multiply
    21,346,615.95x = 29,458,567.67 × 11,557,273.47
  4. Step 4: Simplify right side
    21,346,615.95x = 340,460,722,538,904.38
  5. Step 5: Solve for x
    x = 340,460,722,538,904.38/21,346,615.95
  6. Step 6: Final answer
    x = 15,949,166.06

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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.