Home / 18,821,805.70-28,236,645.15-6,043,602.10

Finding the Fourth Proportional to 18,821,805.70, 28,236,645.15 and 6,043,602.10

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Solution

The fourth proportional to 18,821,805.70, 28,236,645.15 and 6,043,602.10 is: 9,066,667.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,821,805.70 : 28,236,645.15 = 6,043,602.10 : x
  2. Step 2: Convert to fraction form
    18,821,805.70/28,236,645.15 = 6,043,602.10/x
  3. Step 3: Cross multiply
    18,821,805.70x = 28,236,645.15 × 6,043,602.10
  4. Step 4: Simplify right side
    18,821,805.70x = 170,651,047,925,494.78
  5. Step 5: Solve for x
    x = 170,651,047,925,494.78/18,821,805.70
  6. Step 6: Final answer
    x = 9,066,667.18

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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.