Home / 19,676,350.44-29,453,991.06-12,838,199.43

Finding the Fourth Proportional to 19,676,350.44, 29,453,991.06 and 12,838,199.43

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Solution

The fourth proportional to 19,676,350.44, 29,453,991.06 and 12,838,199.43 is: 19,217,802.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,676,350.44 : 29,453,991.06 = 12,838,199.43 : x
  2. Step 2: Convert to fraction form
    19,676,350.44/29,453,991.06 = 12,838,199.43/x
  3. Step 3: Cross multiply
    19,676,350.44x = 29,453,991.06 × 12,838,199.43
  4. Step 4: Simplify right side
    19,676,350.44x = 378,136,211,237,717.06
  5. Step 5: Solve for x
    x = 378,136,211,237,717.06/19,676,350.44
  6. Step 6: Final answer
    x = 19,217,802.22

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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.