Home / 19,988,225.83-29,994,279.76-18,362,001.79

Finding the Fourth Proportional to 19,988,225.83, 29,994,279.76 and 18,362,001.79

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Solution

The fourth proportional to 19,988,225.83, 29,994,279.76 and 18,362,001.79 is: 27,553,972.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,988,225.83 : 29,994,279.76 = 18,362,001.79 : x
  2. Step 2: Convert to fraction form
    19,988,225.83/29,994,279.76 = 18,362,001.79/x
  3. Step 3: Cross multiply
    19,988,225.83x = 29,994,279.76 × 18,362,001.79
  4. Step 4: Simplify right side
    19,988,225.83x = 550,755,018,590,847.62
  5. Step 5: Solve for x
    x = 550,755,018,590,847.62/19,988,225.83
  6. Step 6: Final answer
    x = 27,553,972.19

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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.