Home / 16,909,947.20-25,364,920.80-16,630,011.20

Finding the Fourth Proportional to 16,909,947.20, 25,364,920.80 and 16,630,011.20

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Solution

The fourth proportional to 16,909,947.20, 25,364,920.80 and 16,630,011.20 is: 24,945,016.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,909,947.20 : 25,364,920.80 = 16,630,011.20 : x
  2. Step 2: Convert to fraction form
    16,909,947.20/25,364,920.80 = 16,630,011.20/x
  3. Step 3: Cross multiply
    16,909,947.20x = 25,364,920.80 × 16,630,011.20
  4. Step 4: Simplify right side
    16,909,947.20x = 421,818,916,991,112.94
  5. Step 5: Solve for x
    x = 421,818,916,991,112.94/16,909,947.20
  6. Step 6: Final answer
    x = 24,945,016.80

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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.