Home / 18,564,211.35-25,618,214.72-10,303,792.07

Finding the Fourth Proportional to 18,564,211.35, 25,618,214.72 and 10,303,792.07

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Solution

The fourth proportional to 18,564,211.35, 25,618,214.72 and 10,303,792.07 is: 14,219,012.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,564,211.35 : 25,618,214.72 = 10,303,792.07 : x
  2. Step 2: Convert to fraction form
    18,564,211.35/25,618,214.72 = 10,303,792.07/x
  3. Step 3: Cross multiply
    18,564,211.35x = 25,618,214.72 × 10,303,792.07
  4. Step 4: Simplify right side
    18,564,211.35x = 263,964,757,577,161.66
  5. Step 5: Solve for x
    x = 263,964,757,577,161.66/18,564,211.35
  6. Step 6: Final answer
    x = 14,219,012.73

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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.