Home / 5,454,430.80-8,190,503.55-3,665,246.10

Finding the Fourth Proportional to 5,454,430.80, 8,190,503.55 and 3,665,246.10

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Solution

The fourth proportional to 5,454,430.80, 8,190,503.55 and 3,665,246.10 is: 5,503,821.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454,430.80 : 8,190,503.55 = 3,665,246.10 : x
  2. Step 2: Convert to fraction form
    5,454,430.80/8,190,503.55 = 3,665,246.10/x
  3. Step 3: Cross multiply
    5,454,430.80x = 8,190,503.55 × 3,665,246.10
  4. Step 4: Simplify right side
    5,454,430.80x = 30,020,211,193,673.66
  5. Step 5: Solve for x
    x = 30,020,211,193,673.66/5,454,430.80
  6. Step 6: Final answer
    x = 5,503,821.08

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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.