Home / 5,415,024.80-8,122,537.20-4,352,142.80

Finding the Fourth Proportional to 5,415,024.80, 8,122,537.20 and 4,352,142.80

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Solution

The fourth proportional to 5,415,024.80, 8,122,537.20 and 4,352,142.80 is: 6,528,214.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,415,024.80 : 8,122,537.20 = 4,352,142.80 : x
  2. Step 2: Convert to fraction form
    5,415,024.80/8,122,537.20 = 4,352,142.80/x
  3. Step 3: Cross multiply
    5,415,024.80x = 8,122,537.20 × 4,352,142.80
  4. Step 4: Simplify right side
    5,415,024.80x = 35,350,441,792,712.16
  5. Step 5: Solve for x
    x = 35,350,441,792,712.16/5,415,024.80
  6. Step 6: Final answer
    x = 6,528,214.20

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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.