Home / 14,108,311-19,469,632.62-7,828,967.24

Finding the Fourth Proportional to 14,108,311, 19,469,632.62 and 7,828,967.24

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Solution

The fourth proportional to 14,108,311, 19,469,632.62 and 7,828,967.24 is: 10,804,065.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,108,311 : 19,469,632.62 = 7,828,967.24 : x
  2. Step 2: Convert to fraction form
    14,108,311/19,469,632.62 = 7,828,967.24/x
  3. Step 3: Cross multiply
    14,108,311x = 19,469,632.62 × 7,828,967.24
  4. Step 4: Simplify right side
    14,108,311x = 152,427,115,956,815.38
  5. Step 5: Solve for x
    x = 152,427,115,956,815.38/14,108,311
  6. Step 6: Final answer
    x = 10,804,065.49

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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.