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Finding the Fourth Proportional to 6,454,669.86, 8,907,604.13 and 3,514,648.13

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Solution

The fourth proportional to 6,454,669.86, 8,907,604.13 and 3,514,648.13 is: 4,850,301.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,454,669.86 : 8,907,604.13 = 3,514,648.13 : x
  2. Step 2: Convert to fraction form
    6,454,669.86/8,907,604.13 = 3,514,648.13/x
  3. Step 3: Cross multiply
    6,454,669.86x = 8,907,604.13 × 3,514,648.13
  4. Step 4: Simplify right side
    6,454,669.86x = 31,307,094,153,746.76
  5. Step 5: Solve for x
    x = 31,307,094,153,746.76/6,454,669.86
  6. Step 6: Final answer
    x = 4,850,301.39

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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.