Home / 7,048,009.80-10,572,014.70-4,213,657.80

Finding the Fourth Proportional to 7,048,009.80, 10,572,014.70 and 4,213,657.80

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Solution

The fourth proportional to 7,048,009.80, 10,572,014.70 and 4,213,657.80 is: 6,320,486.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,048,009.80 : 10,572,014.70 = 4,213,657.80 : x
  2. Step 2: Convert to fraction form
    7,048,009.80/10,572,014.70 = 4,213,657.80/x
  3. Step 3: Cross multiply
    7,048,009.80x = 10,572,014.70 × 4,213,657.80
  4. Step 4: Simplify right side
    7,048,009.80x = 44,546,852,202,369.66
  5. Step 5: Solve for x
    x = 44,546,852,202,369.66/7,048,009.80
  6. Step 6: Final answer
    x = 6,320,486.70

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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.