Home / 72,032,391.51-108,014,948.46-25,968,193.71

Finding the Fourth Proportional to 72,032,391.51, 108,014,948.46 and 25,968,193.71

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Solution

The fourth proportional to 72,032,391.51, 108,014,948.46 and 25,968,193.71 is: 38,940,163.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,032,391.51 : 108,014,948.46 = 25,968,193.71 : x
  2. Step 2: Convert to fraction form
    72,032,391.51/108,014,948.46 = 25,968,193.71/x
  3. Step 3: Cross multiply
    72,032,391.51x = 108,014,948.46 × 25,968,193.71
  4. Step 4: Simplify right side
    72,032,391.51x = 2,804,953,105,184,946
  5. Step 5: Solve for x
    x = 2,804,953,105,184,946/72,032,391.51
  6. Step 6: Final answer
    x = 38,940,163.53

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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.