Home / 26,447,617.03-39,674,579.64-12,790,949.86

Finding the Fourth Proportional to 26,447,617.03, 39,674,579.64 and 12,790,949.86

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Solution

The fourth proportional to 26,447,617.03, 39,674,579.64 and 12,790,949.86 is: 19,187,950.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,447,617.03 : 39,674,579.64 = 12,790,949.86 : x
  2. Step 2: Convert to fraction form
    26,447,617.03/39,674,579.64 = 12,790,949.86/x
  3. Step 3: Cross multiply
    26,447,617.03x = 39,674,579.64 × 12,790,949.86
  4. Step 4: Simplify right side
    26,447,617.03x = 507,475,558,891,816.81
  5. Step 5: Solve for x
    x = 507,475,558,891,816.81/26,447,617.03
  6. Step 6: Final answer
    x = 19,187,950.22

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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.