Home / 13,133,676.39-19,678,897.73-4,493,053.39

Finding the Fourth Proportional to 13,133,676.39, 19,678,897.73 and 4,493,053.39

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Solution

The fourth proportional to 13,133,676.39, 19,678,897.73 and 4,493,053.39 is: 6,732,184.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,133,676.39 : 19,678,897.73 = 4,493,053.39 : x
  2. Step 2: Convert to fraction form
    13,133,676.39/19,678,897.73 = 4,493,053.39/x
  3. Step 3: Cross multiply
    13,133,676.39x = 19,678,897.73 × 4,493,053.39
  4. Step 4: Simplify right side
    13,133,676.39x = 88,418,338,157,239.80
  5. Step 5: Solve for x
    x = 88,418,338,157,239.80/13,133,676.39
  6. Step 6: Final answer
    x = 6,732,184.92

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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.