Home / 6,402,200.80-9,603,301.20-5,394,431.20

Finding the Fourth Proportional to 6,402,200.80, 9,603,301.20 and 5,394,431.20

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Solution

The fourth proportional to 6,402,200.80, 9,603,301.20 and 5,394,431.20 is: 8,091,646.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,402,200.80 : 9,603,301.20 = 5,394,431.20 : x
  2. Step 2: Convert to fraction form
    6,402,200.80/9,603,301.20 = 5,394,431.20/x
  3. Step 3: Cross multiply
    6,402,200.80x = 9,603,301.20 × 5,394,431.20
  4. Step 4: Simplify right side
    6,402,200.80x = 51,804,347,616,277.44
  5. Step 5: Solve for x
    x = 51,804,347,616,277.44/6,402,200.80
  6. Step 6: Final answer
    x = 8,091,646.80

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1.5x scale

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.