Home / 21,794,878.04-30,076,564.28-12,006,237.84

Finding the Fourth Proportional to 21,794,878.04, 30,076,564.28 and 12,006,237.84

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Solution

The fourth proportional to 21,794,878.04, 30,076,564.28 and 12,006,237.84 is: 16,568,405.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,794,878.04 : 30,076,564.28 = 12,006,237.84 : x
  2. Step 2: Convert to fraction form
    21,794,878.04/30,076,564.28 = 12,006,237.84/x
  3. Step 3: Cross multiply
    21,794,878.04x = 30,076,564.28 × 12,006,237.84
  4. Step 4: Simplify right side
    21,794,878.04x = 361,106,384,155,728.38
  5. Step 5: Solve for x
    x = 361,106,384,155,728.38/21,794,878.04
  6. Step 6: Final answer
    x = 16,568,405.82

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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.