Home / 21,865,792.08-30,174,616.08-12,076,907.25

Finding the Fourth Proportional to 21,865,792.08, 30,174,616.08 and 12,076,907.25

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Solution

The fourth proportional to 21,865,792.08, 30,174,616.08 and 12,076,907.25 is: 16,666,034.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,865,792.08 : 30,174,616.08 = 12,076,907.25 : x
  2. Step 2: Convert to fraction form
    21,865,792.08/30,174,616.08 = 12,076,907.25/x
  3. Step 3: Cross multiply
    21,865,792.08x = 30,174,616.08 × 12,076,907.25
  4. Step 4: Simplify right side
    21,865,792.08x = 364,416,039,702,518.56
  5. Step 5: Solve for x
    x = 364,416,039,702,518.56/21,865,792.08
  6. Step 6: Final answer
    x = 16,666,034.25

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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.