Home / 14,477,621.82-19,980,890.64-8,366,050.32

Finding the Fourth Proportional to 14,477,621.82, 19,980,890.64 and 8,366,050.32

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Solution

The fourth proportional to 14,477,621.82, 19,980,890.64 and 8,366,050.32 is: 11,546,173.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,477,621.82 : 19,980,890.64 = 8,366,050.32 : x
  2. Step 2: Convert to fraction form
    14,477,621.82/19,980,890.64 = 8,366,050.32/x
  3. Step 3: Cross multiply
    14,477,621.82x = 19,980,890.64 × 8,366,050.32
  4. Step 4: Simplify right side
    14,477,621.82x = 167,161,136,532,657.03
  5. Step 5: Solve for x
    x = 167,161,136,532,657.03/14,477,621.82
  6. Step 6: Final answer
    x = 11,546,173.72

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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.