Home / 7,143,054.80-10,714,582.20-2,415,246.80

Finding the Fourth Proportional to 7,143,054.80, 10,714,582.20 and 2,415,246.80

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Solution

The fourth proportional to 7,143,054.80, 10,714,582.20 and 2,415,246.80 is: 3,622,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,143,054.80 : 10,714,582.20 = 2,415,246.80 : x
  2. Step 2: Convert to fraction form
    7,143,054.80/10,714,582.20 = 2,415,246.80/x
  3. Step 3: Cross multiply
    7,143,054.80x = 10,714,582.20 × 2,415,246.80
  4. Step 4: Simplify right side
    7,143,054.80x = 25,878,360,371,886.96
  5. Step 5: Solve for x
    x = 25,878,360,371,886.96/7,143,054.80
  6. Step 6: Final answer
    x = 3,622,870.20

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Double scale
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Similar ratio
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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.