Home / 12,653,995.03-18,984,229.31-3,678,547.03

Finding the Fourth Proportional to 12,653,995.03, 18,984,229.31 and 3,678,547.03

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Solution

The fourth proportional to 12,653,995.03, 18,984,229.31 and 3,678,547.03 is: 5,518,761.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,653,995.03 : 18,984,229.31 = 3,678,547.03 : x
  2. Step 2: Convert to fraction form
    12,653,995.03/18,984,229.31 = 3,678,547.03/x
  3. Step 3: Cross multiply
    12,653,995.03x = 18,984,229.31 × 3,678,547.03
  4. Step 4: Simplify right side
    12,653,995.03x = 69,834,380,383,403.66
  5. Step 5: Solve for x
    x = 69,834,380,383,403.66/12,653,995.03
  6. Step 6: Final answer
    x = 5,518,761.48

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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.