Home / 18,022,142.50-24,870,350.73-9,762,049.06

Finding the Fourth Proportional to 18,022,142.50, 24,870,350.73 and 9,762,049.06

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Solution

The fourth proportional to 18,022,142.50, 24,870,350.73 and 9,762,049.06 is: 13,471,516.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,022,142.50 : 24,870,350.73 = 9,762,049.06 : x
  2. Step 2: Convert to fraction form
    18,022,142.50/24,870,350.73 = 9,762,049.06/x
  3. Step 3: Cross multiply
    18,022,142.50x = 24,870,350.73 × 9,762,049.06
  4. Step 4: Simplify right side
    18,022,142.50x = 242,785,583,965,666.84
  5. Step 5: Solve for x
    x = 242,785,583,965,666.84/18,022,142.50
  6. Step 6: Final answer
    x = 13,471,516.16

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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.