Home / 13,237,136.96-19,850,801.76-4,715,209.28

Finding the Fourth Proportional to 13,237,136.96, 19,850,801.76 and 4,715,209.28

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Solution

The fourth proportional to 13,237,136.96, 19,850,801.76 and 4,715,209.28 is: 7,071,067.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,237,136.96 : 19,850,801.76 = 4,715,209.28 : x
  2. Step 2: Convert to fraction form
    13,237,136.96/19,850,801.76 = 4,715,209.28/x
  3. Step 3: Cross multiply
    13,237,136.96x = 19,850,801.76 × 4,715,209.28
  4. Step 4: Simplify right side
    13,237,136.96x = 93,600,684,674,192.34
  5. Step 5: Solve for x
    x = 93,600,684,674,192.34/13,237,136.96
  6. Step 6: Final answer
    x = 7,071,067.18

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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.