Home / 15,246,185.94-21,039,777.99-8,371,113.30

Finding the Fourth Proportional to 15,246,185.94, 21,039,777.99 and 8,371,113.30

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Solution

The fourth proportional to 15,246,185.94, 21,039,777.99 and 8,371,113.30 is: 11,552,159.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,246,185.94 : 21,039,777.99 = 8,371,113.30 : x
  2. Step 2: Convert to fraction form
    15,246,185.94/21,039,777.99 = 8,371,113.30/x
  3. Step 3: Cross multiply
    15,246,185.94x = 21,039,777.99 × 8,371,113.30
  4. Step 4: Simplify right side
    15,246,185.94x = 176,126,365,361,136.25
  5. Step 5: Solve for x
    x = 176,126,365,361,136.25/15,246,185.94
  6. Step 6: Final answer
    x = 11,552,159.08

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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.