Home / 5,405,766.96-7,460,024.76-2,991,543.60

Finding the Fourth Proportional to 5,405,766.96, 7,460,024.76 and 2,991,543.60

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Solution

The fourth proportional to 5,405,766.96, 7,460,024.76 and 2,991,543.60 is: 4,128,366.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,405,766.96 : 7,460,024.76 = 2,991,543.60 : x
  2. Step 2: Convert to fraction form
    5,405,766.96/7,460,024.76 = 2,991,543.60/x
  3. Step 3: Cross multiply
    5,405,766.96x = 7,460,024.76 × 2,991,543.60
  4. Step 4: Simplify right side
    5,405,766.96x = 22,316,989,326,619.54
  5. Step 5: Solve for x
    x = 22,316,989,326,619.54/5,405,766.96
  6. Step 6: Final answer
    x = 4,128,366.89

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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.