Home / 18,737,996.10-28,106,994.15-15,549,350.10

Finding the Fourth Proportional to 18,737,996.10, 28,106,994.15 and 15,549,350.10

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Solution

The fourth proportional to 18,737,996.10, 28,106,994.15 and 15,549,350.10 is: 23,324,025.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,737,996.10 : 28,106,994.15 = 15,549,350.10 : x
  2. Step 2: Convert to fraction form
    18,737,996.10/28,106,994.15 = 15,549,350.10/x
  3. Step 3: Cross multiply
    18,737,996.10x = 28,106,994.15 × 15,549,350.10
  4. Step 4: Simplify right side
    18,737,996.10x = 437,045,492,297,001.88
  5. Step 5: Solve for x
    x = 437,045,492,297,001.88/18,737,996.10
  6. Step 6: Final answer
    x = 23,324,025.15

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1.5x scale

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.