Home / 5,552,007.80-8,328,011.70-4,290,740.60

Finding the Fourth Proportional to 5,552,007.80, 8,328,011.70 and 4,290,740.60

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Solution

The fourth proportional to 5,552,007.80, 8,328,011.70 and 4,290,740.60 is: 6,436,110.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,552,007.80 : 8,328,011.70 = 4,290,740.60 : x
  2. Step 2: Convert to fraction form
    5,552,007.80/8,328,011.70 = 4,290,740.60/x
  3. Step 3: Cross multiply
    5,552,007.80x = 8,328,011.70 × 4,290,740.60
  4. Step 4: Simplify right side
    5,552,007.80x = 35,733,337,918,465.02
  5. Step 5: Solve for x
    x = 35,733,337,918,465.02/5,552,007.80
  6. Step 6: Final answer
    x = 6,436,110.90

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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.