Home / 9,789,991.68-13,499,298-6,693,021.12

Finding the Fourth Proportional to 9,789,991.68, 13,499,298 and 6,693,021.12

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Solution

The fourth proportional to 9,789,991.68, 13,499,298 and 6,693,021.12 is: 9,228,923.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789,991.68 : 13,499,298 = 6,693,021.12 : x
  2. Step 2: Convert to fraction form
    9,789,991.68/13,499,298 = 6,693,021.12/x
  3. Step 3: Cross multiply
    9,789,991.68x = 13,499,298 × 6,693,021.12
  4. Step 4: Simplify right side
    9,789,991.68x = 90,351,086,619,173.77
  5. Step 5: Solve for x
    x = 90,351,086,619,173.77/9,789,991.68
  6. Step 6: Final answer
    x = 9,228,923.74

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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.