Home / 7,907,648.10-11,837,852.55-4,711,128.90

Finding the Fourth Proportional to 7,907,648.10, 11,837,852.55 and 4,711,128.90

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Solution

The fourth proportional to 7,907,648.10, 11,837,852.55 and 4,711,128.90 is: 7,052,621.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,907,648.10 : 11,837,852.55 = 4,711,128.90 : x
  2. Step 2: Convert to fraction form
    7,907,648.10/11,837,852.55 = 4,711,128.90/x
  3. Step 3: Cross multiply
    7,907,648.10x = 11,837,852.55 × 4,711,128.90
  4. Step 4: Simplify right side
    7,907,648.10x = 55,769,649,262,243.70
  5. Step 5: Solve for x
    x = 55,769,649,262,243.70/7,907,648.10
  6. Step 6: Final answer
    x = 7,052,621.53

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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.