Home / 15,606,081.07-21,535,905.48-8,636,339.27

Finding the Fourth Proportional to 15,606,081.07, 21,535,905.48 and 8,636,339.27

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Solution

The fourth proportional to 15,606,081.07, 21,535,905.48 and 8,636,339.27 is: 11,917,879.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,606,081.07 : 21,535,905.48 = 8,636,339.27 : x
  2. Step 2: Convert to fraction form
    15,606,081.07/21,535,905.48 = 8,636,339.27/x
  3. Step 3: Cross multiply
    15,606,081.07x = 21,535,905.48 × 8,636,339.27
  4. Step 4: Simplify right side
    15,606,081.07x = 185,991,386,233,385.72
  5. Step 5: Solve for x
    x = 185,991,386,233,385.72/15,606,081.07
  6. Step 6: Final answer
    x = 11,917,879.03

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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.