Home / 6,840,123.64-10,259,883.06-1,791,322.36

Finding the Fourth Proportional to 6,840,123.64, 10,259,883.06 and 1,791,322.36

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Solution

The fourth proportional to 6,840,123.64, 10,259,883.06 and 1,791,322.36 is: 2,686,904.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,840,123.64 : 10,259,883.06 = 1,791,322.36 : x
  2. Step 2: Convert to fraction form
    6,840,123.64/10,259,883.06 = 1,791,322.36/x
  3. Step 3: Cross multiply
    6,840,123.64x = 10,259,883.06 × 1,791,322.36
  4. Step 4: Simplify right side
    6,840,123.64x = 18,378,757,936,363.22
  5. Step 5: Solve for x
    x = 18,378,757,936,363.22/6,840,123.64
  6. Step 6: Final answer
    x = 2,686,904.35

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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.