Home / 75,002,609.99-113,066,074.58-70,002,912.53

Finding the Fourth Proportional to 75,002,609.99, 113,066,074.58 and 70,002,912.53

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Solution

The fourth proportional to 75,002,609.99, 113,066,074.58 and 70,002,912.53 is: 105,529,054.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,002,609.99 : 113,066,074.58 = 70,002,912.53 : x
  2. Step 2: Convert to fraction form
    75,002,609.99/113,066,074.58 = 70,002,912.53/x
  3. Step 3: Cross multiply
    75,002,609.99x = 113,066,074.58 × 70,002,912.53
  4. Step 4: Simplify right side
    75,002,609.99x = 7,914,954,528,934,196
  5. Step 5: Solve for x
    x = 7,914,954,528,934,196/75,002,609.99
  6. Step 6: Final answer
    x = 105,529,054.66

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.