Home / 5,465,643.40-8,179,802.70-5,017,745.80

Finding the Fourth Proportional to 5,465,643.40, 8,179,802.70 and 5,017,745.80

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Solution

The fourth proportional to 5,465,643.40, 8,179,802.70 and 5,017,745.80 is: 7,509,485.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465,643.40 : 8,179,802.70 = 5,017,745.80 : x
  2. Step 2: Convert to fraction form
    5,465,643.40/8,179,802.70 = 5,017,745.80/x
  3. Step 3: Cross multiply
    5,465,643.40x = 8,179,802.70 × 5,017,745.80
  4. Step 4: Simplify right side
    5,465,643.40x = 41,044,170,642,753.66
  5. Step 5: Solve for x
    x = 41,044,170,642,753.66/5,465,643.40
  6. Step 6: Final answer
    x = 7,509,485.64

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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.