Home / 18,148,015.40-27,222,023.10-8,050,636.40

Finding the Fourth Proportional to 18,148,015.40, 27,222,023.10 and 8,050,636.40

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Solution

The fourth proportional to 18,148,015.40, 27,222,023.10 and 8,050,636.40 is: 12,075,954.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148,015.40 : 27,222,023.10 = 8,050,636.40 : x
  2. Step 2: Convert to fraction form
    18,148,015.40/27,222,023.10 = 8,050,636.40/x
  3. Step 3: Cross multiply
    18,148,015.40x = 27,222,023.10 × 8,050,636.40
  4. Step 4: Simplify right side
    18,148,015.40x = 219,154,610,050,500.88
  5. Step 5: Solve for x
    x = 219,154,610,050,500.88/18,148,015.40
  6. Step 6: Final answer
    x = 12,075,954.60

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Similar ratio
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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.