Home / 8,263,012.10-12,394,518.15-4,436,636.90

Finding the Fourth Proportional to 8,263,012.10, 12,394,518.15 and 4,436,636.90

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Solution

The fourth proportional to 8,263,012.10, 12,394,518.15 and 4,436,636.90 is: 6,654,955.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263,012.10 : 12,394,518.15 = 4,436,636.90 : x
  2. Step 2: Convert to fraction form
    8,263,012.10/12,394,518.15 = 4,436,636.90/x
  3. Step 3: Cross multiply
    8,263,012.10x = 12,394,518.15 × 4,436,636.90
  4. Step 4: Simplify right side
    8,263,012.10x = 54,989,976,582,009.74
  5. Step 5: Solve for x
    x = 54,989,976,582,009.74/8,263,012.10
  6. Step 6: Final answer
    x = 6,654,955.35

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Double scale
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Similar ratio
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1.5x scale

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.