Home / 14,343,872.40-21,486,778.20-8,935,923.60

Finding the Fourth Proportional to 14,343,872.40, 21,486,778.20 and 8,935,923.60

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Solution

The fourth proportional to 14,343,872.40, 21,486,778.20 and 8,935,923.60 is: 13,385,800.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,343,872.40 : 21,486,778.20 = 8,935,923.60 : x
  2. Step 2: Convert to fraction form
    14,343,872.40/21,486,778.20 = 8,935,923.60/x
  3. Step 3: Cross multiply
    14,343,872.40x = 21,486,778.20 × 8,935,923.60
  4. Step 4: Simplify right side
    14,343,872.40x = 192,004,208,405,345.50
  5. Step 5: Solve for x
    x = 192,004,208,405,345.50/14,343,872.40
  6. Step 6: Final answer
    x = 13,385,800.09

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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.