Home / 14,374,784.35-19,838,942.01-8,181,337.03

Finding the Fourth Proportional to 14,374,784.35, 19,838,942.01 and 8,181,337.03

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Solution

The fourth proportional to 14,374,784.35, 19,838,942.01 and 8,181,337.03 is: 11,291,235.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,374,784.35 : 19,838,942.01 = 8,181,337.03 : x
  2. Step 2: Convert to fraction form
    14,374,784.35/19,838,942.01 = 8,181,337.03/x
  3. Step 3: Cross multiply
    14,374,784.35x = 19,838,942.01 × 8,181,337.03
  4. Step 4: Simplify right side
    14,374,784.35x = 162,309,070,902,435.66
  5. Step 5: Solve for x
    x = 162,309,070,902,435.66/14,374,784.35
  6. Step 6: Final answer
    x = 11,291,235.19

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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.