Home / 30,604,453.32-42,230,929.50-17,369,420.97

Finding the Fourth Proportional to 30,604,453.32, 42,230,929.50 and 17,369,420.97

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Solution

The fourth proportional to 30,604,453.32, 42,230,929.50 and 17,369,420.97 is: 23,967,975.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,604,453.32 : 42,230,929.50 = 17,369,420.97 : x
  2. Step 2: Convert to fraction form
    30,604,453.32/42,230,929.50 = 17,369,420.97/x
  3. Step 3: Cross multiply
    30,604,453.32x = 42,230,929.50 × 17,369,420.97
  4. Step 4: Simplify right side
    30,604,453.32x = 733,526,792,439,891.62
  5. Step 5: Solve for x
    x = 733,526,792,439,891.62/30,604,453.32
  6. Step 6: Final answer
    x = 23,967,975.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.