Home / 30,971,187.36-46,453,761.84-9,405,976.24

Finding the Fourth Proportional to 30,971,187.36, 46,453,761.84 and 9,405,976.24

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Solution

The fourth proportional to 30,971,187.36, 46,453,761.84 and 9,405,976.24 is: 14,108,047.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,971,187.36 : 46,453,761.84 = 9,405,976.24 : x
  2. Step 2: Convert to fraction form
    30,971,187.36/46,453,761.84 = 9,405,976.24/x
  3. Step 3: Cross multiply
    30,971,187.36x = 46,453,761.84 × 9,405,976.24
  4. Step 4: Simplify right side
    30,971,187.36x = 436,942,980,125,658.75
  5. Step 5: Solve for x
    x = 436,942,980,125,658.75/30,971,187.36
  6. Step 6: Final answer
    x = 14,108,047.43

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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.