Home / 16,928,038.98-25,388,663.49-8,288,416.98

Finding the Fourth Proportional to 16,928,038.98, 25,388,663.49 and 8,288,416.98

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Solution

The fourth proportional to 16,928,038.98, 25,388,663.49 and 8,288,416.98 is: 12,430,963.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,928,038.98 : 25,388,663.49 = 8,288,416.98 : x
  2. Step 2: Convert to fraction form
    16,928,038.98/25,388,663.49 = 8,288,416.98/x
  3. Step 3: Cross multiply
    16,928,038.98x = 25,388,663.49 × 8,288,416.98
  4. Step 4: Simplify right side
    16,928,038.98x = 210,431,829,570,022.06
  5. Step 5: Solve for x
    x = 210,431,829,570,022.06/16,928,038.98
  6. Step 6: Final answer
    x = 12,430,963.20

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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.