Home / 38,600,606.45-57,902,771.86-12,692,334.18

Finding the Fourth Proportional to 38,600,606.45, 57,902,771.86 and 12,692,334.18

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Solution

The fourth proportional to 38,600,606.45, 57,902,771.86 and 12,692,334.18 is: 19,039,113.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,600,606.45 : 57,902,771.86 = 12,692,334.18 : x
  2. Step 2: Convert to fraction form
    38,600,606.45/57,902,771.86 = 12,692,334.18/x
  3. Step 3: Cross multiply
    38,600,606.45x = 57,902,771.86 × 12,692,334.18
  4. Step 4: Simplify right side
    38,600,606.45x = 734,921,330,395,420.12
  5. Step 5: Solve for x
    x = 734,921,330,395,420.12/38,600,606.45
  6. Step 6: Final answer
    x = 19,039,113.58

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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.