Home / 6,434,478.50-9,651,709.92-1,642,168.22

Finding the Fourth Proportional to 6,434,478.50, 9,651,709.92 and 1,642,168.22

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Solution

The fourth proportional to 6,434,478.50, 9,651,709.92 and 1,642,168.22 is: 2,463,250.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434,478.50 : 9,651,709.92 = 1,642,168.22 : x
  2. Step 2: Convert to fraction form
    6,434,478.50/9,651,709.92 = 1,642,168.22/x
  3. Step 3: Cross multiply
    6,434,478.50x = 9,651,709.92 × 1,642,168.22
  4. Step 4: Simplify right side
    6,434,478.50x = 15,849,731,299,282.74
  5. Step 5: Solve for x
    x = 15,849,731,299,282.74/6,434,478.50
  6. Step 6: Final answer
    x = 2,463,250.33

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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.