Home / 46,545,868.72-69,770,897.20-20,650,365.32

Finding the Fourth Proportional to 46,545,868.72, 69,770,897.20 and 20,650,365.32

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Solution

The fourth proportional to 46,545,868.72, 69,770,897.20 and 20,650,365.32 is: 30,954,294.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,545,868.72 : 69,770,897.20 = 20,650,365.32 : x
  2. Step 2: Convert to fraction form
    46,545,868.72/69,770,897.20 = 20,650,365.32/x
  3. Step 3: Cross multiply
    46,545,868.72x = 69,770,897.20 × 20,650,365.32
  4. Step 4: Simplify right side
    46,545,868.72x = 1,440,794,515,884,165.25
  5. Step 5: Solve for x
    x = 1,440,794,515,884,165.25/46,545,868.72
  6. Step 6: Final answer
    x = 30,954,294.24

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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.