Home / 14,210,272.80-21,290,914.80-6,621,674.40

Finding the Fourth Proportional to 14,210,272.80, 21,290,914.80 and 6,621,674.40

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Solution

The fourth proportional to 14,210,272.80, 21,290,914.80 and 6,621,674.40 is: 9,921,097.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,210,272.80 : 21,290,914.80 = 6,621,674.40 : x
  2. Step 2: Convert to fraction form
    14,210,272.80/21,290,914.80 = 6,621,674.40/x
  3. Step 3: Cross multiply
    14,210,272.80x = 21,290,914.80 × 6,621,674.40
  4. Step 4: Simplify right side
    14,210,272.80x = 140,981,505,483,741.12
  5. Step 5: Solve for x
    x = 140,981,505,483,741.12/14,210,272.80
  6. Step 6: Final answer
    x = 9,921,097.75

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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.