Home / 17,977,109.60-26,965,664.40-6,615,207.20

Finding the Fourth Proportional to 17,977,109.60, 26,965,664.40 and 6,615,207.20

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Solution

The fourth proportional to 17,977,109.60, 26,965,664.40 and 6,615,207.20 is: 9,922,810.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,977,109.60 : 26,965,664.40 = 6,615,207.20 : x
  2. Step 2: Convert to fraction form
    17,977,109.60/26,965,664.40 = 6,615,207.20/x
  3. Step 3: Cross multiply
    17,977,109.60x = 26,965,664.40 × 6,615,207.20
  4. Step 4: Simplify right side
    17,977,109.60x = 178,383,457,291,663.69
  5. Step 5: Solve for x
    x = 178,383,457,291,663.69/17,977,109.60
  6. Step 6: Final answer
    x = 9,922,810.80

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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.