Home / 28,225,043.20-42,284,143.68-16,675,972.48

Finding the Fourth Proportional to 28,225,043.20, 42,284,143.68 and 16,675,972.48

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Solution

The fourth proportional to 28,225,043.20, 42,284,143.68 and 16,675,972.48 is: 24,982,396.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,225,043.20 : 42,284,143.68 = 16,675,972.48 : x
  2. Step 2: Convert to fraction form
    28,225,043.20/42,284,143.68 = 16,675,972.48/x
  3. Step 3: Cross multiply
    28,225,043.20x = 42,284,143.68 × 16,675,972.48
  4. Step 4: Simplify right side
    28,225,043.20x = 705,129,216,348,046
  5. Step 5: Solve for x
    x = 705,129,216,348,046/28,225,043.20
  6. Step 6: Final answer
    x = 24,982,396.35

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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.