Home / 8,539,409.50-11,789,510.56-5,280,593.60

Finding the Fourth Proportional to 8,539,409.50, 11,789,510.56 and 5,280,593.60

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Solution

The fourth proportional to 8,539,409.50, 11,789,510.56 and 5,280,593.60 is: 7,290,388.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,539,409.50 : 11,789,510.56 = 5,280,593.60 : x
  2. Step 2: Convert to fraction form
    8,539,409.50/11,789,510.56 = 5,280,593.60/x
  3. Step 3: Cross multiply
    8,539,409.50x = 11,789,510.56 × 5,280,593.60
  4. Step 4: Simplify right side
    8,539,409.50x = 62,255,614,010,268.41
  5. Step 5: Solve for x
    x = 62,255,614,010,268.41/8,539,409.50
  6. Step 6: Final answer
    x = 7,290,388.64

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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.