Home / 19,722,136.55-27,219,252.13-11,349,334.24

Finding the Fourth Proportional to 19,722,136.55, 27,219,252.13 and 11,349,334.24

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Solution

The fourth proportional to 19,722,136.55, 27,219,252.13 and 11,349,334.24 is: 15,663,637.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,722,136.55 : 27,219,252.13 = 11,349,334.24 : x
  2. Step 2: Convert to fraction form
    19,722,136.55/27,219,252.13 = 11,349,334.24/x
  3. Step 3: Cross multiply
    19,722,136.55x = 27,219,252.13 × 11,349,334.24
  4. Step 4: Simplify right side
    19,722,136.55x = 308,920,390,089,780.50
  5. Step 5: Solve for x
    x = 308,920,390,089,780.50/19,722,136.55
  6. Step 6: Final answer
    x = 15,663,637.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.