Home / 8,685,615.60-13,026,090.60-3,635,881.20

Finding the Fourth Proportional to 8,685,615.60, 13,026,090.60 and 3,635,881.20

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Solution

The fourth proportional to 8,685,615.60, 13,026,090.60 and 3,635,881.20 is: 5,452,845.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,685,615.60 : 13,026,090.60 = 3,635,881.20 : x
  2. Step 2: Convert to fraction form
    8,685,615.60/13,026,090.60 = 3,635,881.20/x
  3. Step 3: Cross multiply
    8,685,615.60x = 13,026,090.60 × 3,635,881.20
  4. Step 4: Simplify right side
    8,685,615.60x = 47,361,317,922,036.72
  5. Step 5: Solve for x
    x = 47,361,317,922,036.72/8,685,615.60
  6. Step 6: Final answer
    x = 5,452,845.27

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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.