Home / 13,509,657.41-20,265,731.87-4,411,802.67

Finding the Fourth Proportional to 13,509,657.41, 20,265,731.87 and 4,411,802.67

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Solution

The fourth proportional to 13,509,657.41, 20,265,731.87 and 4,411,802.67 is: 6,618,110.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,509,657.41 : 20,265,731.87 = 4,411,802.67 : x
  2. Step 2: Convert to fraction form
    13,509,657.41/20,265,731.87 = 4,411,802.67/x
  3. Step 3: Cross multiply
    13,509,657.41x = 20,265,731.87 × 4,411,802.67
  4. Step 4: Simplify right side
    13,509,657.41x = 89,408,410,027,507.56
  5. Step 5: Solve for x
    x = 89,408,410,027,507.56/13,509,657.41
  6. Step 6: Final answer
    x = 6,618,110.83

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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.