Home / 74,290,176.60-102,520,443.42-41,695,128.60

Finding the Fourth Proportional to 74,290,176.60, 102,520,443.42 and 41,695,128.60

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Solution

The fourth proportional to 74,290,176.60, 102,520,443.42 and 41,695,128.60 is: 57,539,277.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,290,176.60 : 102,520,443.42 = 41,695,128.60 : x
  2. Step 2: Convert to fraction form
    74,290,176.60/102,520,443.42 = 41,695,128.60/x
  3. Step 3: Cross multiply
    74,290,176.60x = 102,520,443.42 × 41,695,128.60
  4. Step 4: Simplify right side
    74,290,176.60x = 4,274,603,072,525,924
  5. Step 5: Solve for x
    x = 4,274,603,072,525,924/74,290,176.60
  6. Step 6: Final answer
    x = 57,539,277.31

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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.