Home / 12,863,894.20-17,752,208.77-7,063,051.66

Finding the Fourth Proportional to 12,863,894.20, 17,752,208.77 and 7,063,051.66

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Solution

The fourth proportional to 12,863,894.20, 17,752,208.77 and 7,063,051.66 is: 9,747,030.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,863,894.20 : 17,752,208.77 = 7,063,051.66 : x
  2. Step 2: Convert to fraction form
    12,863,894.20/17,752,208.77 = 7,063,051.66/x
  3. Step 3: Cross multiply
    12,863,894.20x = 17,752,208.77 × 7,063,051.66
  4. Step 4: Simplify right side
    12,863,894.20x = 125,384,767,559,576.89
  5. Step 5: Solve for x
    x = 125,384,767,559,576.89/12,863,894.20
  6. Step 6: Final answer
    x = 9,747,030.38

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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.