Home / 78,374,567.93-117,562,227.39-23,787,627.48

Finding the Fourth Proportional to 78,374,567.93, 117,562,227.39 and 23,787,627.48

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Solution

The fourth proportional to 78,374,567.93, 117,562,227.39 and 23,787,627.48 is: 35,681,555.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,374,567.93 : 117,562,227.39 = 23,787,627.48 : x
  2. Step 2: Convert to fraction form
    78,374,567.93/117,562,227.39 = 23,787,627.48/x
  3. Step 3: Cross multiply
    78,374,567.93x = 117,562,227.39 × 23,787,627.48
  4. Step 4: Simplify right side
    78,374,567.93x = 2,796,526,470,872,372.50
  5. Step 5: Solve for x
    x = 2,796,526,470,872,372.50/78,374,567.93
  6. Step 6: Final answer
    x = 35,681,555.19

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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.