Home / 39,485,950.79-59,254,501.32-21,302,696.97

Finding the Fourth Proportional to 39,485,950.79, 59,254,501.32 and 21,302,696.97

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Solution

The fourth proportional to 39,485,950.79, 59,254,501.32 and 21,302,696.97 is: 31,967,843.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,485,950.79 : 59,254,501.32 = 21,302,696.97 : x
  2. Step 2: Convert to fraction form
    39,485,950.79/59,254,501.32 = 21,302,696.97/x
  3. Step 3: Cross multiply
    39,485,950.79x = 59,254,501.32 × 21,302,696.97
  4. Step 4: Simplify right side
    39,485,950.79x = 1,262,280,685,728,425
  5. Step 5: Solve for x
    x = 1,262,280,685,728,425/39,485,950.79
  6. Step 6: Final answer
    x = 31,967,843.26

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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.