Home / 14,017,257.80-21,019,742.70-6,441,705.80

Finding the Fourth Proportional to 14,017,257.80, 21,019,742.70 and 6,441,705.80

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Solution

The fourth proportional to 14,017,257.80, 21,019,742.70 and 6,441,705.80 is: 9,659,735.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017,257.80 : 21,019,742.70 = 6,441,705.80 : x
  2. Step 2: Convert to fraction form
    14,017,257.80/21,019,742.70 = 6,441,705.80/x
  3. Step 3: Cross multiply
    14,017,257.80x = 21,019,742.70 × 6,441,705.80
  4. Step 4: Simplify right side
    14,017,257.80x = 135,402,998,465,097.66
  5. Step 5: Solve for x
    x = 135,402,998,465,097.66/14,017,257.80
  6. Step 6: Final answer
    x = 9,659,735.19

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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.