Home / 76,619,423.67-105,737,050.53-41,814,351.96

Finding the Fourth Proportional to 76,619,423.67, 105,737,050.53 and 41,814,351.96

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Solution

The fourth proportional to 76,619,423.67, 105,737,050.53 and 41,814,351.96 is: 57,705,031.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,619,423.67 : 105,737,050.53 = 41,814,351.96 : x
  2. Step 2: Convert to fraction form
    76,619,423.67/105,737,050.53 = 41,814,351.96/x
  3. Step 3: Cross multiply
    76,619,423.67x = 105,737,050.53 × 41,814,351.96
  4. Step 4: Simplify right side
    76,619,423.67x = 4,421,326,246,073,724.50
  5. Step 5: Solve for x
    x = 4,421,326,246,073,724.50/76,619,423.67
  6. Step 6: Final answer
    x = 57,705,031.37

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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.