Home / 14,227,677.52-19,636,676.04-8,429,723.60

Finding the Fourth Proportional to 14,227,677.52, 19,636,676.04 and 8,429,723.60

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Solution

The fourth proportional to 14,227,677.52, 19,636,676.04 and 8,429,723.60 is: 11,634,488.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,227,677.52 : 19,636,676.04 = 8,429,723.60 : x
  2. Step 2: Convert to fraction form
    14,227,677.52/19,636,676.04 = 8,429,723.60/x
  3. Step 3: Cross multiply
    14,227,677.52x = 19,636,676.04 × 8,429,723.60
  4. Step 4: Simplify right side
    14,227,677.52x = 165,531,751,439,942.53
  5. Step 5: Solve for x
    x = 165,531,751,439,942.53/14,227,677.52
  6. Step 6: Final answer
    x = 11,634,488.57

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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.