Home / 11,977,620.40-17,967,208.20-6,308,916.40

Finding the Fourth Proportional to 11,977,620.40, 17,967,208.20 and 6,308,916.40

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Solution

The fourth proportional to 11,977,620.40, 17,967,208.20 and 6,308,916.40 is: 9,463,784.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,977,620.40 : 17,967,208.20 = 6,308,916.40 : x
  2. Step 2: Convert to fraction form
    11,977,620.40/17,967,208.20 = 6,308,916.40/x
  3. Step 3: Cross multiply
    11,977,620.40x = 17,967,208.20 × 6,308,916.40
  4. Step 4: Simplify right side
    11,977,620.40x = 113,353,614,475,194.48
  5. Step 5: Solve for x
    x = 113,353,614,475,194.48/11,977,620.40
  6. Step 6: Final answer
    x = 9,463,784.18

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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.