Home / 40,530,532-60,786,680.94-18,649,922.74

Finding the Fourth Proportional to 40,530,532, 60,786,680.94 and 18,649,922.74

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Solution

The fourth proportional to 40,530,532, 60,786,680.94 and 18,649,922.74 is: 27,970,688.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,530,532 : 60,786,680.94 = 18,649,922.74 : x
  2. Step 2: Convert to fraction form
    40,530,532/60,786,680.94 = 18,649,922.74/x
  3. Step 3: Cross multiply
    40,530,532x = 60,786,680.94 × 18,649,922.74
  4. Step 4: Simplify right side
    40,530,532x = 1,133,666,903,152,030.50
  5. Step 5: Solve for x
    x = 1,133,666,903,152,030.50/40,530,532
  6. Step 6: Final answer
    x = 27,970,688.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.