Home / 6,361,429.35-8,778,810.68-3,460,840.98

Finding the Fourth Proportional to 6,361,429.35, 8,778,810.68 and 3,460,840.98

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Solution

The fourth proportional to 6,361,429.35, 8,778,810.68 and 3,460,840.98 is: 4,775,981.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,361,429.35 : 8,778,810.68 = 3,460,840.98 : x
  2. Step 2: Convert to fraction form
    6,361,429.35/8,778,810.68 = 3,460,840.98/x
  3. Step 3: Cross multiply
    6,361,429.35x = 8,778,810.68 × 3,460,840.98
  4. Step 4: Simplify right side
    6,361,429.35x = 30,382,067,757,005.66
  5. Step 5: Solve for x
    x = 30,382,067,757,005.66/6,361,429.35
  6. Step 6: Final answer
    x = 4,775,981.32

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1.5x scale

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.