Home / 18,164,223.89-25,072,703.13-10,824,358.67

Finding the Fourth Proportional to 18,164,223.89, 25,072,703.13 and 10,824,358.67

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Solution

The fourth proportional to 18,164,223.89, 25,072,703.13 and 10,824,358.67 is: 14,941,234.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,164,223.89 : 25,072,703.13 = 10,824,358.67 : x
  2. Step 2: Convert to fraction form
    18,164,223.89/25,072,703.13 = 10,824,358.67/x
  3. Step 3: Cross multiply
    18,164,223.89x = 25,072,703.13 × 10,824,358.67
  4. Step 4: Simplify right side
    18,164,223.89x = 271,395,931,505,551.62
  5. Step 5: Solve for x
    x = 271,395,931,505,551.62/18,164,223.89
  6. Step 6: Final answer
    x = 14,941,234.66

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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.