Home / 25,759,989.99-38,646,953.87-8,720,664.39

Finding the Fourth Proportional to 25,759,989.99, 38,646,953.87 and 8,720,664.39

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Solution

The fourth proportional to 25,759,989.99, 38,646,953.87 and 8,720,664.39 is: 13,083,355.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,759,989.99 : 38,646,953.87 = 8,720,664.39 : x
  2. Step 2: Convert to fraction form
    25,759,989.99/38,646,953.87 = 8,720,664.39/x
  3. Step 3: Cross multiply
    25,759,989.99x = 38,646,953.87 × 8,720,664.39
  4. Step 4: Simplify right side
    25,759,989.99x = 337,027,114,396,081.69
  5. Step 5: Solve for x
    x = 337,027,114,396,081.69/25,759,989.99
  6. Step 6: Final answer
    x = 13,083,355.80

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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.