Home / 14,321,998.19-21,482,786.93-3,539,298.78

Finding the Fourth Proportional to 14,321,998.19, 21,482,786.93 and 3,539,298.78

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Solution

The fourth proportional to 14,321,998.19, 21,482,786.93 and 3,539,298.78 is: 5,308,896.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,321,998.19 : 21,482,786.93 = 3,539,298.78 : x
  2. Step 2: Convert to fraction form
    14,321,998.19/21,482,786.93 = 3,539,298.78/x
  3. Step 3: Cross multiply
    14,321,998.19x = 21,482,786.93 × 3,539,298.78
  4. Step 4: Simplify right side
    14,321,998.19x = 76,034,001,554,652.45
  5. Step 5: Solve for x
    x = 76,034,001,554,652.45/14,321,998.19
  6. Step 6: Final answer
    x = 5,308,896.18

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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.