Home / 28,814,570.34-43,215,595.44-9,120,228.46

Finding the Fourth Proportional to 28,814,570.34, 43,215,595.44 and 9,120,228.46

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Solution

The fourth proportional to 28,814,570.34, 43,215,595.44 and 9,120,228.46 is: 13,678,361.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,814,570.34 : 43,215,595.44 = 9,120,228.46 : x
  2. Step 2: Convert to fraction form
    28,814,570.34/43,215,595.44 = 9,120,228.46/x
  3. Step 3: Cross multiply
    28,814,570.34x = 43,215,595.44 × 9,120,228.46
  4. Step 4: Simplify right side
    28,814,570.34x = 394,136,103,625,538.56
  5. Step 5: Solve for x
    x = 394,136,103,625,538.56/28,814,570.34
  6. Step 6: Final answer
    x = 13,678,361.30

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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.