Home / 8,852,994.92-12,217,653.72-5,415,894.80

Finding the Fourth Proportional to 8,852,994.92, 12,217,653.72 and 5,415,894.80

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Solution

The fourth proportional to 8,852,994.92, 12,217,653.72 and 5,415,894.80 is: 7,474,253.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,852,994.92 : 12,217,653.72 = 5,415,894.80 : x
  2. Step 2: Convert to fraction form
    8,852,994.92/12,217,653.72 = 5,415,894.80/x
  3. Step 3: Cross multiply
    8,852,994.92x = 12,217,653.72 × 5,415,894.80
  4. Step 4: Simplify right side
    8,852,994.92x = 66,169,527,250,348.66
  5. Step 5: Solve for x
    x = 66,169,527,250,348.66/8,852,994.92
  6. Step 6: Final answer
    x = 7,474,253.39

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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.