Home / 19,936,383.90-29,918,572.65-8,584,979.10

Finding the Fourth Proportional to 19,936,383.90, 29,918,572.65 and 8,584,979.10

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Solution

The fourth proportional to 19,936,383.90, 29,918,572.65 and 8,584,979.10 is: 12,883,495.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936,383.90 : 29,918,572.65 = 8,584,979.10 : x
  2. Step 2: Convert to fraction form
    19,936,383.90/29,918,572.65 = 8,584,979.10/x
  3. Step 3: Cross multiply
    19,936,383.90x = 29,918,572.65 × 8,584,979.10
  4. Step 4: Simplify right side
    19,936,383.90x = 256,850,320,902,081.59
  5. Step 5: Solve for x
    x = 256,850,320,902,081.59/19,936,383.90
  6. Step 6: Final answer
    x = 12,883,495.93

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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.