Home / 6,281,683.36-9,414,378.65-2,820,867.60

Finding the Fourth Proportional to 6,281,683.36, 9,414,378.65 and 2,820,867.60

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Solution

The fourth proportional to 6,281,683.36, 9,414,378.65 and 2,820,867.60 is: 4,227,643.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,281,683.36 : 9,414,378.65 = 2,820,867.60 : x
  2. Step 2: Convert to fraction form
    6,281,683.36/9,414,378.65 = 2,820,867.60/x
  3. Step 3: Cross multiply
    6,281,683.36x = 9,414,378.65 × 2,820,867.60
  4. Step 4: Simplify right side
    6,281,683.36x = 26,556,715,714,968.91
  5. Step 5: Solve for x
    x = 26,556,715,714,968.91/6,281,683.36
  6. Step 6: Final answer
    x = 4,227,643.17

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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.