Home / 6,146,713.20-9,220,069.80-4,653,721.20

Finding the Fourth Proportional to 6,146,713.20, 9,220,069.80 and 4,653,721.20

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Solution

The fourth proportional to 6,146,713.20, 9,220,069.80 and 4,653,721.20 is: 6,980,581.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,146,713.20 : 9,220,069.80 = 4,653,721.20 : x
  2. Step 2: Convert to fraction form
    6,146,713.20/9,220,069.80 = 4,653,721.20/x
  3. Step 3: Cross multiply
    6,146,713.20x = 9,220,069.80 × 4,653,721.20
  4. Step 4: Simplify right side
    6,146,713.20x = 42,907,634,293,739.77
  5. Step 5: Solve for x
    x = 42,907,634,293,739.77/6,146,713.20
  6. Step 6: Final answer
    x = 6,980,581.80

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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.