Home / 19,274,430.94-28,908,544.21-5,624,372.50

Finding the Fourth Proportional to 19,274,430.94, 28,908,544.21 and 5,624,372.50

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Solution

The fourth proportional to 19,274,430.94, 28,908,544.21 and 5,624,372.50 is: 8,435,653.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,274,430.94 : 28,908,544.21 = 5,624,372.50 : x
  2. Step 2: Convert to fraction form
    19,274,430.94/28,908,544.21 = 5,624,372.50/x
  3. Step 3: Cross multiply
    19,274,430.94x = 28,908,544.21 × 5,624,372.50
  4. Step 4: Simplify right side
    19,274,430.94x = 162,592,420,983,425.91
  5. Step 5: Solve for x
    x = 162,592,420,983,425.91/19,274,430.94
  6. Step 6: Final answer
    x = 8,435,653.51

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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.