Home / 58,063,871.05-80,128,137.26-31,602,414.40

Finding the Fourth Proportional to 58,063,871.05, 80,128,137.26 and 31,602,414.40

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Solution

The fourth proportional to 58,063,871.05, 80,128,137.26 and 31,602,414.40 is: 43,611,329.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,063,871.05 : 80,128,137.26 = 31,602,414.40 : x
  2. Step 2: Convert to fraction form
    58,063,871.05/80,128,137.26 = 31,602,414.40/x
  3. Step 3: Cross multiply
    58,063,871.05x = 80,128,137.26 × 31,602,414.40
  4. Step 4: Simplify right side
    58,063,871.05x = 2,532,242,598,669,286.50
  5. Step 5: Solve for x
    x = 2,532,242,598,669,286.50/58,063,871.05
  6. Step 6: Final answer
    x = 43,611,329.27

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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.