Home / 7,389,273.60-10,204,240-6,986,712.64

Finding the Fourth Proportional to 7,389,273.60, 10,204,240 and 6,986,712.64

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Solution

The fourth proportional to 7,389,273.60, 10,204,240 and 6,986,712.64 is: 9,648,322.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389,273.60 : 10,204,240 = 6,986,712.64 : x
  2. Step 2: Convert to fraction form
    7,389,273.60/10,204,240 = 6,986,712.64/x
  3. Step 3: Cross multiply
    7,389,273.60x = 10,204,240 × 6,986,712.64
  4. Step 4: Simplify right side
    7,389,273.60x = 71,294,092,589,593.59
  5. Step 5: Solve for x
    x = 71,294,092,589,593.59/7,389,273.60
  6. Step 6: Final answer
    x = 9,648,322.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.