Home / 10,457,759.76-15,689,161.44-3,633,339.84

Finding the Fourth Proportional to 10,457,759.76, 15,689,161.44 and 3,633,339.84

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Solution

The fourth proportional to 10,457,759.76, 15,689,161.44 and 3,633,339.84 is: 5,450,885.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457,759.76 : 15,689,161.44 = 3,633,339.84 : x
  2. Step 2: Convert to fraction form
    10,457,759.76/15,689,161.44 = 3,633,339.84/x
  3. Step 3: Cross multiply
    10,457,759.76x = 15,689,161.44 × 3,633,339.84
  4. Step 4: Simplify right side
    10,457,759.76x = 57,004,055,316,143.77
  5. Step 5: Solve for x
    x = 57,004,055,316,143.77/10,457,759.76
  6. Step 6: Final answer
    x = 5,450,885.91

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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.