Home / 4,616,986.40-6,917,606.40-3,939,891.20

Finding the Fourth Proportional to 4,616,986.40, 6,917,606.40 and 3,939,891.20

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Solution

The fourth proportional to 4,616,986.40, 6,917,606.40 and 3,939,891.20 is: 5,903,118.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,616,986.40 : 6,917,606.40 = 3,939,891.20 : x
  2. Step 2: Convert to fraction form
    4,616,986.40/6,917,606.40 = 3,939,891.20/x
  3. Step 3: Cross multiply
    4,616,986.40x = 6,917,606.40 × 3,939,891.20
  4. Step 4: Simplify right side
    4,616,986.40x = 27,254,616,580,423.68
  5. Step 5: Solve for x
    x = 27,254,616,580,423.68/4,616,986.40
  6. Step 6: Final answer
    x = 5,903,118.23

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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.