Home / 19,759,402.25-29,608,495.09-13,705,902.89

Finding the Fourth Proportional to 19,759,402.25, 29,608,495.09 and 13,705,902.89

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Solution

The fourth proportional to 19,759,402.25, 29,608,495.09 and 13,705,902.89 is: 20,537,623.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,759,402.25 : 29,608,495.09 = 13,705,902.89 : x
  2. Step 2: Convert to fraction form
    19,759,402.25/29,608,495.09 = 13,705,902.89/x
  3. Step 3: Cross multiply
    19,759,402.25x = 29,608,495.09 × 13,705,902.89
  4. Step 4: Simplify right side
    19,759,402.25x = 405,811,158,422,581.81
  5. Step 5: Solve for x
    x = 405,811,158,422,581.81/19,759,402.25
  6. Step 6: Final answer
    x = 20,537,623.22

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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.