Home / 14,648,976.20-20,213,728.80-8,031,823.50

Finding the Fourth Proportional to 14,648,976.20, 20,213,728.80 and 8,031,823.50

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Solution

The fourth proportional to 14,648,976.20, 20,213,728.80 and 8,031,823.50 is: 11,082,897.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,648,976.20 : 20,213,728.80 = 8,031,823.50 : x
  2. Step 2: Convert to fraction form
    14,648,976.20/20,213,728.80 = 8,031,823.50/x
  3. Step 3: Cross multiply
    14,648,976.20x = 20,213,728.80 × 8,031,823.50
  4. Step 4: Simplify right side
    14,648,976.20x = 162,353,101,998,466.81
  5. Step 5: Solve for x
    x = 162,353,101,998,466.81/14,648,976.20
  6. Step 6: Final answer
    x = 11,082,897.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.