Home / 26,209,579.20-39,307,370.40-8,013,739.20

Finding the Fourth Proportional to 26,209,579.20, 39,307,370.40 and 8,013,739.20

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Solution

The fourth proportional to 26,209,579.20, 39,307,370.40 and 8,013,739.20 is: 12,018,469.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,209,579.20 : 39,307,370.40 = 8,013,739.20 : x
  2. Step 2: Convert to fraction form
    26,209,579.20/39,307,370.40 = 8,013,739.20/x
  3. Step 3: Cross multiply
    26,209,579.20x = 39,307,370.40 × 8,013,739.20
  4. Step 4: Simplify right side
    26,209,579.20x = 314,999,015,023,399.69
  5. Step 5: Solve for x
    x = 314,999,015,023,399.69/26,209,579.20
  6. Step 6: Final answer
    x = 12,018,469.00

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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.