Home / 5,389,041.20-8,083,561.80-5,070,176.60

Finding the Fourth Proportional to 5,389,041.20, 8,083,561.80 and 5,070,176.60

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Solution

The fourth proportional to 5,389,041.20, 8,083,561.80 and 5,070,176.60 is: 7,605,264.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,041.20 : 8,083,561.80 = 5,070,176.60 : x
  2. Step 2: Convert to fraction form
    5,389,041.20/8,083,561.80 = 5,070,176.60/x
  3. Step 3: Cross multiply
    5,389,041.20x = 8,083,561.80 × 5,070,176.60
  4. Step 4: Simplify right side
    5,389,041.20x = 40,985,085,883,013.88
  5. Step 5: Solve for x
    x = 40,985,085,883,013.88/5,389,041.20
  6. Step 6: Final answer
    x = 7,605,264.90

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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.