Home / 35,997,597.78-49,683,151.47-20,321,400.48

Finding the Fourth Proportional to 35,997,597.78, 49,683,151.47 and 20,321,400.48

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Solution

The fourth proportional to 35,997,597.78, 49,683,151.47 and 20,321,400.48 is: 28,047,183.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,997,597.78 : 49,683,151.47 = 20,321,400.48 : x
  2. Step 2: Convert to fraction form
    35,997,597.78/49,683,151.47 = 20,321,400.48/x
  3. Step 3: Cross multiply
    35,997,597.78x = 49,683,151.47 × 20,321,400.48
  4. Step 4: Simplify right side
    35,997,597.78x = 1,009,631,218,130,370.75
  5. Step 5: Solve for x
    x = 1,009,631,218,130,370.75/35,997,597.78
  6. Step 6: Final answer
    x = 28,047,183.16

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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.