Home / 30,230,811.96-45,346,250.76-7,511,709.20

Finding the Fourth Proportional to 30,230,811.96, 45,346,250.76 and 7,511,709.20

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Solution

The fourth proportional to 30,230,811.96, 45,346,250.76 and 7,511,709.20 is: 11,267,571.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,230,811.96 : 45,346,250.76 = 7,511,709.20 : x
  2. Step 2: Convert to fraction form
    30,230,811.96/45,346,250.76 = 7,511,709.20/x
  3. Step 3: Cross multiply
    30,230,811.96x = 45,346,250.76 × 7,511,709.20
  4. Step 4: Simplify right side
    30,230,811.96x = 340,627,849,019,399
  5. Step 5: Solve for x
    x = 340,627,849,019,399/30,230,811.96
  6. Step 6: Final answer
    x = 11,267,571.96

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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.