Home / 19,390,879.46-29,077,376.58-5,739,144.32

Finding the Fourth Proportional to 19,390,879.46, 29,077,376.58 and 5,739,144.32

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Solution

The fourth proportional to 19,390,879.46, 29,077,376.58 and 5,739,144.32 is: 8,606,069.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,390,879.46 : 29,077,376.58 = 5,739,144.32 : x
  2. Step 2: Convert to fraction form
    19,390,879.46/29,077,376.58 = 5,739,144.32/x
  3. Step 3: Cross multiply
    19,390,879.46x = 29,077,376.58 × 5,739,144.32
  4. Step 4: Simplify right side
    19,390,879.46x = 166,879,260,494,221.16
  5. Step 5: Solve for x
    x = 166,879,260,494,221.16/19,390,879.46
  6. Step 6: Final answer
    x = 8,606,069.72

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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.