Home / 15,598,315.52-21,525,271.80-8,628,812

Finding the Fourth Proportional to 15,598,315.52, 21,525,271.80 and 8,628,812

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Solution

The fourth proportional to 15,598,315.52, 21,525,271.80 and 8,628,812 is: 11,907,537.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,598,315.52 : 21,525,271.80 = 8,628,812 : x
  2. Step 2: Convert to fraction form
    15,598,315.52/21,525,271.80 = 8,628,812/x
  3. Step 3: Cross multiply
    15,598,315.52x = 21,525,271.80 × 8,628,812
  4. Step 4: Simplify right side
    15,598,315.52x = 185,737,523,611,101.59
  5. Step 5: Solve for x
    x = 185,737,523,611,101.59/15,598,315.52
  6. Step 6: Final answer
    x = 11,907,537.28

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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.