Home / 63,082,131.09-87,092,749.76-48,369,533.28

Finding the Fourth Proportional to 63,082,131.09, 87,092,749.76 and 48,369,533.28

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Solution

The fourth proportional to 63,082,131.09, 87,092,749.76 and 48,369,533.28 is: 66,780,173.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,082,131.09 : 87,092,749.76 = 48,369,533.28 : x
  2. Step 2: Convert to fraction form
    63,082,131.09/87,092,749.76 = 48,369,533.28/x
  3. Step 3: Cross multiply
    63,082,131.09x = 87,092,749.76 × 48,369,533.28
  4. Step 4: Simplify right side
    63,082,131.09x = 4,212,635,657,963,032.50
  5. Step 5: Solve for x
    x = 4,212,635,657,963,032.50/63,082,131.09
  6. Step 6: Final answer
    x = 66,780,173.48

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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.