Home / 39,033,696.44-53,866,822.01-21,630,332.30

Finding the Fourth Proportional to 39,033,696.44, 53,866,822.01 and 21,630,332.30

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Solution

The fourth proportional to 39,033,696.44, 53,866,822.01 and 21,630,332.30 is: 29,850,036.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,033,696.44 : 53,866,822.01 = 21,630,332.30 : x
  2. Step 2: Convert to fraction form
    39,033,696.44/53,866,822.01 = 21,630,332.30/x
  3. Step 3: Cross multiply
    39,033,696.44x = 53,866,822.01 × 21,630,332.30
  4. Step 4: Simplify right side
    39,033,696.44x = 1,165,157,259,643,768.25
  5. Step 5: Solve for x
    x = 1,165,157,259,643,768.25/39,033,696.44
  6. Step 6: Final answer
    x = 29,850,036.41

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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.