Home / 8,190,781.38-11,303,518.15-4,469,852.15

Finding the Fourth Proportional to 8,190,781.38, 11,303,518.15 and 4,469,852.15

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Solution

The fourth proportional to 8,190,781.38, 11,303,518.15 and 4,469,852.15 is: 6,168,526.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190,781.38 : 11,303,518.15 = 4,469,852.15 : x
  2. Step 2: Convert to fraction form
    8,190,781.38/11,303,518.15 = 4,469,852.15/x
  3. Step 3: Cross multiply
    8,190,781.38x = 11,303,518.15 × 4,469,852.15
  4. Step 4: Simplify right side
    8,190,781.38x = 50,525,054,905,341.53
  5. Step 5: Solve for x
    x = 50,525,054,905,341.53/8,190,781.38
  6. Step 6: Final answer
    x = 6,168,526.85

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Double scale
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1.5x scale

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.