Home / 15,155,291.67-22,736,522.82-4,920,131.67

Finding the Fourth Proportional to 15,155,291.67, 22,736,522.82 and 4,920,131.67

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Solution

The fourth proportional to 15,155,291.67, 22,736,522.82 and 4,920,131.67 is: 7,381,361.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,155,291.67 : 22,736,522.82 = 4,920,131.67 : x
  2. Step 2: Convert to fraction form
    15,155,291.67/22,736,522.82 = 4,920,131.67/x
  3. Step 3: Cross multiply
    15,155,291.67x = 22,736,522.82 × 4,920,131.67
  4. Step 4: Simplify right side
    15,155,291.67x = 111,866,685,945,488.56
  5. Step 5: Solve for x
    x = 111,866,685,945,488.56/15,155,291.67
  6. Step 6: Final answer
    x = 7,381,361.47

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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.