Home / 8,631,456.84-12,943,054.20-4,078,706.04

Finding the Fourth Proportional to 8,631,456.84, 12,943,054.20 and 4,078,706.04

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Solution

The fourth proportional to 8,631,456.84, 12,943,054.20 and 4,078,706.04 is: 6,116,106.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,631,456.84 : 12,943,054.20 = 4,078,706.04 : x
  2. Step 2: Convert to fraction form
    8,631,456.84/12,943,054.20 = 4,078,706.04/x
  3. Step 3: Cross multiply
    8,631,456.84x = 12,943,054.20 × 4,078,706.04
  4. Step 4: Simplify right side
    8,631,456.84x = 52,790,913,341,587.37
  5. Step 5: Solve for x
    x = 52,790,913,341,587.37/8,631,456.84
  6. Step 6: Final answer
    x = 6,116,106.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.