Home / 40,039,755.75-60,064,357.53-30,006,149.67

Finding the Fourth Proportional to 40,039,755.75, 60,064,357.53 and 30,006,149.67

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Solution

The fourth proportional to 40,039,755.75, 60,064,357.53 and 30,006,149.67 is: 45,012,764.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,039,755.75 : 60,064,357.53 = 30,006,149.67 : x
  2. Step 2: Convert to fraction form
    40,039,755.75/60,064,357.53 = 30,006,149.67/x
  3. Step 3: Cross multiply
    40,039,755.75x = 60,064,357.53 × 30,006,149.67
  4. Step 4: Simplify right side
    40,039,755.75x = 1,802,300,101,877,571.75
  5. Step 5: Solve for x
    x = 1,802,300,101,877,571.75/40,039,755.75
  6. Step 6: Final answer
    x = 45,012,764.64

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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.