Home / 18,295,168.56-25,248,482.12-10,146,406.64

Finding the Fourth Proportional to 18,295,168.56, 25,248,482.12 and 10,146,406.64

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Solution

The fourth proportional to 18,295,168.56, 25,248,482.12 and 10,146,406.64 is: 14,002,678.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,295,168.56 : 25,248,482.12 = 10,146,406.64 : x
  2. Step 2: Convert to fraction form
    18,295,168.56/25,248,482.12 = 10,146,406.64/x
  3. Step 3: Cross multiply
    18,295,168.56x = 25,248,482.12 × 10,146,406.64
  4. Step 4: Simplify right side
    18,295,168.56x = 256,181,366,632,289.31
  5. Step 5: Solve for x
    x = 256,181,366,632,289.31/18,295,168.56
  6. Step 6: Final answer
    x = 14,002,678.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.