Home / 17,721,459.72-26,582,189.60-4,258,287.72

Finding the Fourth Proportional to 17,721,459.72, 26,582,189.60 and 4,258,287.72

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Solution

The fourth proportional to 17,721,459.72, 26,582,189.60 and 4,258,287.72 is: 6,387,431.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,721,459.72 : 26,582,189.60 = 4,258,287.72 : x
  2. Step 2: Convert to fraction form
    17,721,459.72/26,582,189.60 = 4,258,287.72/x
  3. Step 3: Cross multiply
    17,721,459.72x = 26,582,189.60 × 4,258,287.72
  4. Step 4: Simplify right side
    17,721,459.72x = 113,194,611,544,391.72
  5. Step 5: Solve for x
    x = 113,194,611,544,391.72/17,721,459.72
  6. Step 6: Final answer
    x = 6,387,431.58

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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.