Home / 17,715,459.20-26,571,806.40-6,930,665.60

Finding the Fourth Proportional to 17,715,459.20, 26,571,806.40 and 6,930,665.60

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Solution

The fourth proportional to 17,715,459.20, 26,571,806.40 and 6,930,665.60 is: 10,395,457.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,715,459.20 : 26,571,806.40 = 6,930,665.60 : x
  2. Step 2: Convert to fraction form
    17,715,459.20/26,571,806.40 = 6,930,665.60/x
  3. Step 3: Cross multiply
    17,715,459.20x = 26,571,806.40 × 6,930,665.60
  4. Step 4: Simplify right side
    17,715,459.20x = 184,160,304,546,339.81
  5. Step 5: Solve for x
    x = 184,160,304,546,339.81/17,715,459.20
  6. Step 6: Final answer
    x = 10,395,457.58

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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.