Home / 35,591,712.80-53,387,569.20-31,112,736.80

Finding the Fourth Proportional to 35,591,712.80, 53,387,569.20 and 31,112,736.80

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Solution

The fourth proportional to 35,591,712.80, 53,387,569.20 and 31,112,736.80 is: 46,669,105.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,591,712.80 : 53,387,569.20 = 31,112,736.80 : x
  2. Step 2: Convert to fraction form
    35,591,712.80/53,387,569.20 = 31,112,736.80/x
  3. Step 3: Cross multiply
    35,591,712.80x = 53,387,569.20 × 31,112,736.80
  4. Step 4: Simplify right side
    35,591,712.80x = 1,661,033,388,911,386.75
  5. Step 5: Solve for x
    x = 1,661,033,388,911,386.75/35,591,712.80
  6. Step 6: Final answer
    x = 46,669,105.20

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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.