Home / 18,154,023.80-27,231,035.70-16,768,340.60

Finding the Fourth Proportional to 18,154,023.80, 27,231,035.70 and 16,768,340.60

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Solution

The fourth proportional to 18,154,023.80, 27,231,035.70 and 16,768,340.60 is: 25,152,510.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,154,023.80 : 27,231,035.70 = 16,768,340.60 : x
  2. Step 2: Convert to fraction form
    18,154,023.80/27,231,035.70 = 16,768,340.60/x
  3. Step 3: Cross multiply
    18,154,023.80x = 27,231,035.70 × 16,768,340.60
  4. Step 4: Simplify right side
    18,154,023.80x = 456,619,281,508,359.38
  5. Step 5: Solve for x
    x = 456,619,281,508,359.38/18,154,023.80
  6. Step 6: Final answer
    x = 25,152,510.90

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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.