Home / 73,749,142.98-101,773,837.68-40,709,413.64

Finding the Fourth Proportional to 73,749,142.98, 101,773,837.68 and 40,709,413.64

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Solution

The fourth proportional to 73,749,142.98, 101,773,837.68 and 40,709,413.64 is: 56,179,002.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,749,142.98 : 101,773,837.68 = 40,709,413.64 : x
  2. Step 2: Convert to fraction form
    73,749,142.98/101,773,837.68 = 40,709,413.64/x
  3. Step 3: Cross multiply
    73,749,142.98x = 101,773,837.68 × 40,709,413.64
  4. Step 4: Simplify right side
    73,749,142.98x = 4,143,153,255,336,469
  5. Step 5: Solve for x
    x = 4,143,153,255,336,469/73,749,142.98
  6. Step 6: Final answer
    x = 56,179,002.06

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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.