Home / 4,778,022.60-7,162,368.30-4,274,137.80

Finding the Fourth Proportional to 4,778,022.60, 7,162,368.30 and 4,274,137.80

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Solution

The fourth proportional to 4,778,022.60, 7,162,368.30 and 4,274,137.80 is: 6,407,033.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,778,022.60 : 7,162,368.30 = 4,274,137.80 : x
  2. Step 2: Convert to fraction form
    4,778,022.60/7,162,368.30 = 4,274,137.80/x
  3. Step 3: Cross multiply
    4,778,022.60x = 7,162,368.30 × 4,274,137.80
  4. Step 4: Simplify right side
    4,778,022.60x = 30,612,949,088,551.74
  5. Step 5: Solve for x
    x = 30,612,949,088,551.74/4,778,022.60
  6. Step 6: Final answer
    x = 6,407,033.13

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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.