Home / 5,518,896.40-7,616,065.80-3,104,448.40

Finding the Fourth Proportional to 5,518,896.40, 7,616,065.80 and 3,104,448.40

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Solution

The fourth proportional to 5,518,896.40, 7,616,065.80 and 3,104,448.40 is: 4,284,132.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518,896.40 : 7,616,065.80 = 3,104,448.40 : x
  2. Step 2: Convert to fraction form
    5,518,896.40/7,616,065.80 = 3,104,448.40/x
  3. Step 3: Cross multiply
    5,518,896.40x = 7,616,065.80 × 3,104,448.40
  4. Step 4: Simplify right side
    5,518,896.40x = 23,643,683,287,104.72
  5. Step 5: Solve for x
    x = 23,643,683,287,104.72/5,518,896.40
  6. Step 6: Final answer
    x = 4,284,132.47

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.