Home / 22,089,491.72-30,486,172.32-12,673,730.15

Finding the Fourth Proportional to 22,089,491.72, 30,486,172.32 and 12,673,730.15

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Solution

The fourth proportional to 22,089,491.72, 30,486,172.32 and 12,673,730.15 is: 17,491,281.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,089,491.72 : 30,486,172.32 = 12,673,730.15 : x
  2. Step 2: Convert to fraction form
    22,089,491.72/30,486,172.32 = 12,673,730.15/x
  3. Step 3: Cross multiply
    22,089,491.72x = 30,486,172.32 × 12,673,730.15
  4. Step 4: Simplify right side
    22,089,491.72x = 386,373,521,137,648.56
  5. Step 5: Solve for x
    x = 386,373,521,137,648.56/22,089,491.72
  6. Step 6: Final answer
    x = 17,491,281.65

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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.