Home / 13,814,345.39-19,071,270.72-8,308,949.13

Finding the Fourth Proportional to 13,814,345.39, 19,071,270.72 and 8,308,949.13

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Solution

The fourth proportional to 13,814,345.39, 19,071,270.72 and 8,308,949.13 is: 11,470,845.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,814,345.39 : 19,071,270.72 = 8,308,949.13 : x
  2. Step 2: Convert to fraction form
    13,814,345.39/19,071,270.72 = 8,308,949.13/x
  3. Step 3: Cross multiply
    13,814,345.39x = 19,071,270.72 × 8,308,949.13
  4. Step 4: Simplify right side
    13,814,345.39x = 158,462,218,256,938.47
  5. Step 5: Solve for x
    x = 158,462,218,256,938.47/13,814,345.39
  6. Step 6: Final answer
    x = 11,470,845.26

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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.