Home / 57,527,879.22-79,388,384.58-31,422,397.32

Finding the Fourth Proportional to 57,527,879.22, 79,388,384.58 and 31,422,397.32

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Solution

The fourth proportional to 57,527,879.22, 79,388,384.58 and 31,422,397.32 is: 43,362,859.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,527,879.22 : 79,388,384.58 = 31,422,397.32 : x
  2. Step 2: Convert to fraction form
    57,527,879.22/79,388,384.58 = 31,422,397.32/x
  3. Step 3: Cross multiply
    57,527,879.22x = 79,388,384.58 × 31,422,397.32
  4. Step 4: Simplify right side
    57,527,879.22x = 2,494,573,362,865,721.50
  5. Step 5: Solve for x
    x = 2,494,573,362,865,721.50/57,527,879.22
  6. Step 6: Final answer
    x = 43,362,859.83

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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.