Home / 7,310,124.56-10,089,027.62-4,212,054.78

Finding the Fourth Proportional to 7,310,124.56, 10,089,027.62 and 4,212,054.78

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Solution

The fourth proportional to 7,310,124.56, 10,089,027.62 and 4,212,054.78 is: 5,813,243.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310,124.56 : 10,089,027.62 = 4,212,054.78 : x
  2. Step 2: Convert to fraction form
    7,310,124.56/10,089,027.62 = 4,212,054.78/x
  3. Step 3: Cross multiply
    7,310,124.56x = 10,089,027.62 × 4,212,054.78
  4. Step 4: Simplify right side
    7,310,124.56x = 42,495,536,991,312.75
  5. Step 5: Solve for x
    x = 42,495,536,991,312.75/7,310,124.56
  6. Step 6: Final answer
    x = 5,813,243.90

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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.