Home / 14,484,653.70-21,729,604.95-7,278,051.30

Finding the Fourth Proportional to 14,484,653.70, 21,729,604.95 and 7,278,051.30

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Solution

The fourth proportional to 14,484,653.70, 21,729,604.95 and 7,278,051.30 is: 10,918,395.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,484,653.70 : 21,729,604.95 = 7,278,051.30 : x
  2. Step 2: Convert to fraction form
    14,484,653.70/21,729,604.95 = 7,278,051.30/x
  3. Step 3: Cross multiply
    14,484,653.70x = 21,729,604.95 × 7,278,051.30
  4. Step 4: Simplify right side
    14,484,653.70x = 158,149,179,554,833.94
  5. Step 5: Solve for x
    x = 158,149,179,554,833.94/14,484,653.70
  6. Step 6: Final answer
    x = 10,918,395.62

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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.