Home / 23,113,519.53-31,845,298.54-15,259,042.98

Finding the Fourth Proportional to 23,113,519.53, 31,845,298.54 and 15,259,042.98

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Solution

The fourth proportional to 23,113,519.53, 31,845,298.54 and 15,259,042.98 is: 21,023,573.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,113,519.53 : 31,845,298.54 = 15,259,042.98 : x
  2. Step 2: Convert to fraction form
    23,113,519.53/31,845,298.54 = 15,259,042.98/x
  3. Step 3: Cross multiply
    23,113,519.53x = 31,845,298.54 × 15,259,042.98
  4. Step 4: Simplify right side
    23,113,519.53x = 485,928,779,132,791.25
  5. Step 5: Solve for x
    x = 485,928,779,132,791.25/23,113,519.53
  6. Step 6: Final answer
    x = 21,023,573.61

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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.