Home / 6,926,419.20-10,389,628.80-3,147,283.20

Finding the Fourth Proportional to 6,926,419.20, 10,389,628.80 and 3,147,283.20

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Solution

The fourth proportional to 6,926,419.20, 10,389,628.80 and 3,147,283.20 is: 4,720,924.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,926,419.20 : 10,389,628.80 = 3,147,283.20 : x
  2. Step 2: Convert to fraction form
    6,926,419.20/10,389,628.80 = 3,147,283.20/x
  3. Step 3: Cross multiply
    6,926,419.20x = 10,389,628.80 × 3,147,283.20
  4. Step 4: Simplify right side
    6,926,419.20x = 32,699,104,176,476.16
  5. Step 5: Solve for x
    x = 32,699,104,176,476.16/6,926,419.20
  6. Step 6: Final answer
    x = 4,720,924.80

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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.