Home / 19,814,259.55-29,682,712.69-13,651,703.61

Finding the Fourth Proportional to 19,814,259.55, 29,682,712.69 and 13,651,703.61

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Solution

The fourth proportional to 19,814,259.55, 29,682,712.69 and 13,651,703.61 is: 20,450,907.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,814,259.55 : 29,682,712.69 = 13,651,703.61 : x
  2. Step 2: Convert to fraction form
    19,814,259.55/29,682,712.69 = 13,651,703.61/x
  3. Step 3: Cross multiply
    19,814,259.55x = 29,682,712.69 × 13,651,703.61
  4. Step 4: Simplify right side
    19,814,259.55x = 405,219,595,984,665.81
  5. Step 5: Solve for x
    x = 405,219,595,984,665.81/19,814,259.55
  6. Step 6: Final answer
    x = 20,450,907.84

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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.