Home / 30,358,131.25-45,536,794.91-7,328,941.67

Finding the Fourth Proportional to 30,358,131.25, 45,536,794.91 and 7,328,941.67

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Solution

The fourth proportional to 30,358,131.25, 45,536,794.91 and 7,328,941.67 is: 10,993,315.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,358,131.25 : 45,536,794.91 = 7,328,941.67 : x
  2. Step 2: Convert to fraction form
    30,358,131.25/45,536,794.91 = 7,328,941.67/x
  3. Step 3: Cross multiply
    30,358,131.25x = 45,536,794.91 × 7,328,941.67
  4. Step 4: Simplify right side
    30,358,131.25x = 333,736,513,734,142.88
  5. Step 5: Solve for x
    x = 333,736,513,734,142.88/30,358,131.25
  6. Step 6: Final answer
    x = 10,993,315.46

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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.