Home / 16,928,052.49-25,388,683.82-8,288,430.49

Finding the Fourth Proportional to 16,928,052.49, 25,388,683.82 and 8,288,430.49

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Solution

The fourth proportional to 16,928,052.49, 25,388,683.82 and 8,288,430.49 is: 12,430,983.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,928,052.49 : 25,388,683.82 = 8,288,430.49 : x
  2. Step 2: Convert to fraction form
    16,928,052.49/25,388,683.82 = 8,288,430.49/x
  3. Step 3: Cross multiply
    16,928,052.49x = 25,388,683.82 × 8,288,430.49
  4. Step 4: Simplify right side
    16,928,052.49x = 210,432,341,074,657.69
  5. Step 5: Solve for x
    x = 210,432,341,074,657.69/16,928,052.49
  6. Step 6: Final answer
    x = 12,430,983.49

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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.