Home / 30,290,015-45,435,022.50-9,014,879

Finding the Fourth Proportional to 30,290,015, 45,435,022.50 and 9,014,879

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Solution

The fourth proportional to 30,290,015, 45,435,022.50 and 9,014,879 is: 13,522,318.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,290,015 : 45,435,022.50 = 9,014,879 : x
  2. Step 2: Convert to fraction form
    30,290,015/45,435,022.50 = 9,014,879/x
  3. Step 3: Cross multiply
    30,290,015x = 45,435,022.50 × 9,014,879
  4. Step 4: Simplify right side
    30,290,015x = 409,591,230,199,777.50
  5. Step 5: Solve for x
    x = 409,591,230,199,777.50/30,290,015
  6. Step 6: Final answer
    x = 13,522,318.50

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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.