Home / 14,374,863.63-19,839,051.36-8,181,416.25

Finding the Fourth Proportional to 14,374,863.63, 19,839,051.36 and 8,181,416.25

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Solution

The fourth proportional to 14,374,863.63, 19,839,051.36 and 8,181,416.25 is: 11,291,344.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,374,863.63 : 19,839,051.36 = 8,181,416.25 : x
  2. Step 2: Convert to fraction form
    14,374,863.63/19,839,051.36 = 8,181,416.25/x
  3. Step 3: Cross multiply
    14,374,863.63x = 19,839,051.36 × 8,181,416.25
  4. Step 4: Simplify right side
    14,374,863.63x = 162,311,537,181,288.59
  5. Step 5: Solve for x
    x = 162,311,537,181,288.59/14,374,863.63
  6. Step 6: Final answer
    x = 11,291,344.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.