Home / 5,329,419.45-7,994,129.18-4,972,501.05

Finding the Fourth Proportional to 5,329,419.45, 7,994,129.18 and 4,972,501.05

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Solution

The fourth proportional to 5,329,419.45, 7,994,129.18 and 4,972,501.05 is: 7,458,751.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329,419.45 : 7,994,129.18 = 4,972,501.05 : x
  2. Step 2: Convert to fraction form
    5,329,419.45/7,994,129.18 = 4,972,501.05/x
  3. Step 3: Cross multiply
    5,329,419.45x = 7,994,129.18 × 4,972,501.05
  4. Step 4: Simplify right side
    5,329,419.45x = 39,750,815,716,523.13
  5. Step 5: Solve for x
    x = 39,750,815,716,523.13/5,329,419.45
  6. Step 6: Final answer
    x = 7,458,751.58

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Double scale
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Similar ratio
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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.