Home / 14,150,470.56-19,521,979.44-8,921,759.36

Finding the Fourth Proportional to 14,150,470.56, 19,521,979.44 and 8,921,759.36

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Solution

The fourth proportional to 14,150,470.56, 19,521,979.44 and 8,921,759.36 is: 12,308,453.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,150,470.56 : 19,521,979.44 = 8,921,759.36 : x
  2. Step 2: Convert to fraction form
    14,150,470.56/19,521,979.44 = 8,921,759.36/x
  3. Step 3: Cross multiply
    14,150,470.56x = 19,521,979.44 × 8,921,759.36
  4. Step 4: Simplify right side
    14,150,470.56x = 174,170,402,794,547.56
  5. Step 5: Solve for x
    x = 174,170,402,794,547.56/14,150,470.56
  6. Step 6: Final answer
    x = 12,308,453.07

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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.