Home / 5,642,475.32-8,461,045.28-2,185,834.07

Finding the Fourth Proportional to 5,642,475.32, 8,461,045.28 and 2,185,834.07

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Solution

The fourth proportional to 5,642,475.32, 8,461,045.28 and 2,185,834.07 is: 3,277,717.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,642,475.32 : 8,461,045.28 = 2,185,834.07 : x
  2. Step 2: Convert to fraction form
    5,642,475.32/8,461,045.28 = 2,185,834.07/x
  3. Step 3: Cross multiply
    5,642,475.32x = 8,461,045.28 × 2,185,834.07
  4. Step 4: Simplify right side
    5,642,475.32x = 18,494,441,067,453.89
  5. Step 5: Solve for x
    x = 18,494,441,067,453.89/5,642,475.32
  6. Step 6: Final answer
    x = 3,277,717.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.