Home / 7,048,015.20-10,572,022.80-4,213,663.20

Finding the Fourth Proportional to 7,048,015.20, 10,572,022.80 and 4,213,663.20

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Solution

The fourth proportional to 7,048,015.20, 10,572,022.80 and 4,213,663.20 is: 6,320,494.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,048,015.20 : 10,572,022.80 = 4,213,663.20 : x
  2. Step 2: Convert to fraction form
    7,048,015.20/10,572,022.80 = 4,213,663.20/x
  3. Step 3: Cross multiply
    7,048,015.20x = 10,572,022.80 × 4,213,663.20
  4. Step 4: Simplify right side
    7,048,015.20x = 44,546,943,421,920.97
  5. Step 5: Solve for x
    x = 44,546,943,421,920.97/7,048,015.20
  6. Step 6: Final answer
    x = 6,320,494.80

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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.