Home / 14,203,420.75-21,308,288.52-6,626,253.07

Finding the Fourth Proportional to 14,203,420.75, 21,308,288.52 and 6,626,253.07

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Solution

The fourth proportional to 14,203,420.75, 21,308,288.52 and 6,626,253.07 is: 9,940,852.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,203,420.75 : 21,308,288.52 = 6,626,253.07 : x
  2. Step 2: Convert to fraction form
    14,203,420.75/21,308,288.52 = 6,626,253.07/x
  3. Step 3: Cross multiply
    14,203,420.75x = 21,308,288.52 × 6,626,253.07
  4. Step 4: Simplify right side
    14,203,420.75x = 141,194,112,222,095.75
  5. Step 5: Solve for x
    x = 141,194,112,222,095.75/14,203,420.75
  6. Step 6: Final answer
    x = 9,940,852.61

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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.