Home / 14,374,871.64-19,839,062.40-8,181,424.26

Finding the Fourth Proportional to 14,374,871.64, 19,839,062.40 and 8,181,424.26

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Solution

The fourth proportional to 14,374,871.64, 19,839,062.40 and 8,181,424.26 is: 11,291,355.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,374,871.64 : 19,839,062.40 = 8,181,424.26 : x
  2. Step 2: Convert to fraction form
    14,374,871.64/19,839,062.40 = 8,181,424.26/x
  3. Step 3: Cross multiply
    14,374,871.64x = 19,839,062.40 × 8,181,424.26
  4. Step 4: Simplify right side
    14,374,871.64x = 162,311,786,415,013.81
  5. Step 5: Solve for x
    x = 162,311,786,415,013.81/14,374,871.64
  6. Step 6: Final answer
    x = 11,291,355.53

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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.