Home / 8,234,999.70-12,352,499.55-2,555,798.10

Finding the Fourth Proportional to 8,234,999.70, 12,352,499.55 and 2,555,798.10

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Solution

The fourth proportional to 8,234,999.70, 12,352,499.55 and 2,555,798.10 is: 3,833,697.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,234,999.70 : 12,352,499.55 = 2,555,798.10 : x
  2. Step 2: Convert to fraction form
    8,234,999.70/12,352,499.55 = 2,555,798.10/x
  3. Step 3: Cross multiply
    8,234,999.70x = 12,352,499.55 × 2,555,798.10
  4. Step 4: Simplify right side
    8,234,999.70x = 31,570,494,880,140.86
  5. Step 5: Solve for x
    x = 31,570,494,880,140.86/8,234,999.70
  6. Step 6: Final answer
    x = 3,833,697.15

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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.