Home / 18,704,446.80-28,056,670.20-18,144,574.80

Finding the Fourth Proportional to 18,704,446.80, 28,056,670.20 and 18,144,574.80

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Solution

The fourth proportional to 18,704,446.80, 28,056,670.20 and 18,144,574.80 is: 27,216,862.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,704,446.80 : 28,056,670.20 = 18,144,574.80 : x
  2. Step 2: Convert to fraction form
    18,704,446.80/28,056,670.20 = 18,144,574.80/x
  3. Step 3: Cross multiply
    18,704,446.80x = 28,056,670.20 × 18,144,574.80
  4. Step 4: Simplify right side
    18,704,446.80x = 509,076,351,082,830.94
  5. Step 5: Solve for x
    x = 509,076,351,082,830.94/18,704,446.80
  6. Step 6: Final answer
    x = 27,216,862.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.