Home / 67,408,523.40-92,666,668.65-57,954,485.61

Finding the Fourth Proportional to 67,408,523.40, 92,666,668.65 and 57,954,485.61

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Solution

The fourth proportional to 67,408,523.40, 92,666,668.65 and 57,954,485.61 is: 79,670,178.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,408,523.40 : 92,666,668.65 = 57,954,485.61 : x
  2. Step 2: Convert to fraction form
    67,408,523.40/92,666,668.65 = 57,954,485.61/x
  3. Step 3: Cross multiply
    67,408,523.40x = 92,666,668.65 × 57,954,485.61
  4. Step 4: Simplify right side
    67,408,523.40x = 5,370,449,114,803,063
  5. Step 5: Solve for x
    x = 5,370,449,114,803,063/67,408,523.40
  6. Step 6: Final answer
    x = 79,670,178.84

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.