Home / 12,863,953.88-17,752,291.26-7,063,111.34

Finding the Fourth Proportional to 12,863,953.88, 17,752,291.26 and 7,063,111.34

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Solution

The fourth proportional to 12,863,953.88, 17,752,291.26 and 7,063,111.34 is: 9,747,112.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,863,953.88 : 17,752,291.26 = 7,063,111.34 : x
  2. Step 2: Convert to fraction form
    12,863,953.88/17,752,291.26 = 7,063,111.34/x
  3. Step 3: Cross multiply
    12,863,953.88x = 17,752,291.26 × 7,063,111.34
  4. Step 4: Simplify right side
    12,863,953.88x = 125,386,409,709,488.89
  5. Step 5: Solve for x
    x = 125,386,409,709,488.89/12,863,953.88
  6. Step 6: Final answer
    x = 9,747,112.81

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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.