Home / 76,957,015.32-106,202,399.47-43,916,606.64

Finding the Fourth Proportional to 76,957,015.32, 106,202,399.47 and 43,916,606.64

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Solution

The fourth proportional to 76,957,015.32, 106,202,399.47 and 43,916,606.64 is: 60,605,897.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,957,015.32 : 106,202,399.47 = 43,916,606.64 : x
  2. Step 2: Convert to fraction form
    76,957,015.32/106,202,399.47 = 43,916,606.64/x
  3. Step 3: Cross multiply
    76,957,015.32x = 106,202,399.47 × 43,916,606.64
  4. Step 4: Simplify right side
    76,957,015.32x = 4,664,049,001,638,343
  5. Step 5: Solve for x
    x = 4,664,049,001,638,343/76,957,015.32
  6. Step 6: Final answer
    x = 60,605,897.75

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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.