Home / 14,188,338.50-21,282,508.02-3,405,639.34

Finding the Fourth Proportional to 14,188,338.50, 21,282,508.02 and 3,405,639.34

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Solution

The fourth proportional to 14,188,338.50, 21,282,508.02 and 3,405,639.34 is: 5,108,459.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,188,338.50 : 21,282,508.02 = 3,405,639.34 : x
  2. Step 2: Convert to fraction form
    14,188,338.50/21,282,508.02 = 3,405,639.34/x
  3. Step 3: Cross multiply
    14,188,338.50x = 21,282,508.02 × 3,405,639.34
  4. Step 4: Simplify right side
    14,188,338.50x = 72,480,546,566,777.50
  5. Step 5: Solve for x
    x = 72,480,546,566,777.50/14,188,338.50
  6. Step 6: Final answer
    x = 5,108,459.07

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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.