Home / 31,022,021.80-46,533,032.70-28,334,636.20

Finding the Fourth Proportional to 31,022,021.80, 46,533,032.70 and 28,334,636.20

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Solution

The fourth proportional to 31,022,021.80, 46,533,032.70 and 28,334,636.20 is: 42,501,954.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,022,021.80 : 46,533,032.70 = 28,334,636.20 : x
  2. Step 2: Convert to fraction form
    31,022,021.80/46,533,032.70 = 28,334,636.20/x
  3. Step 3: Cross multiply
    31,022,021.80x = 46,533,032.70 × 28,334,636.20
  4. Step 4: Simplify right side
    31,022,021.80x = 1,318,496,552,837,203.75
  5. Step 5: Solve for x
    x = 1,318,496,552,837,203.75/31,022,021.80
  6. Step 6: Final answer
    x = 42,501,954.30

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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.