Home / 14,097,406.40-21,132,112.80-6,511,140.80

Finding the Fourth Proportional to 14,097,406.40, 21,132,112.80 and 6,511,140.80

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Solution

The fourth proportional to 14,097,406.40, 21,132,112.80 and 6,511,140.80 is: 9,760,246.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,097,406.40 : 21,132,112.80 = 6,511,140.80 : x
  2. Step 2: Convert to fraction form
    14,097,406.40/21,132,112.80 = 6,511,140.80/x
  3. Step 3: Cross multiply
    14,097,406.40x = 21,132,112.80 × 6,511,140.80
  4. Step 4: Simplify right side
    14,097,406.40x = 137,594,161,842,282.23
  5. Step 5: Solve for x
    x = 137,594,161,842,282.23/14,097,406.40
  6. Step 6: Final answer
    x = 9,760,246.53

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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.