Home / 82,530,916.37-113,893,848.21-45,364,637.42

Finding the Fourth Proportional to 82,530,916.37, 113,893,848.21 and 45,364,637.42

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Solution

The fourth proportional to 82,530,916.37, 113,893,848.21 and 45,364,637.42 is: 62,603,850.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,530,916.37 : 113,893,848.21 = 45,364,637.42 : x
  2. Step 2: Convert to fraction form
    82,530,916.37/113,893,848.21 = 45,364,637.42/x
  3. Step 3: Cross multiply
    82,530,916.37x = 113,893,848.21 × 45,364,637.42
  4. Step 4: Simplify right side
    82,530,916.37x = 5,166,753,128,415,166
  5. Step 5: Solve for x
    x = 5,166,753,128,415,166/82,530,916.37
  6. Step 6: Final answer
    x = 62,603,850.24

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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.