Home / 18,190,678.96-25,102,983-10,041,742

Finding the Fourth Proportional to 18,190,678.96, 25,102,983 and 10,041,742

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Solution

The fourth proportional to 18,190,678.96, 25,102,983 and 10,041,742 is: 13,857,518.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190,678.96 : 25,102,983 = 10,041,742 : x
  2. Step 2: Convert to fraction form
    18,190,678.96/25,102,983 = 10,041,742/x
  3. Step 3: Cross multiply
    18,190,678.96x = 25,102,983 × 10,041,742
  4. Step 4: Simplify right side
    18,190,678.96x = 252,077,678,716,386
  5. Step 5: Solve for x
    x = 252,077,678,716,386/18,190,678.96
  6. Step 6: Final answer
    x = 13,857,518.97

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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.