Home / 18,043,853.70-27,065,780.55-4,580,681.70

Finding the Fourth Proportional to 18,043,853.70, 27,065,780.55 and 4,580,681.70

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Solution

The fourth proportional to 18,043,853.70, 27,065,780.55 and 4,580,681.70 is: 6,871,022.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,043,853.70 : 27,065,780.55 = 4,580,681.70 : x
  2. Step 2: Convert to fraction form
    18,043,853.70/27,065,780.55 = 4,580,681.70/x
  3. Step 3: Cross multiply
    18,043,853.70x = 27,065,780.55 × 4,580,681.70
  4. Step 4: Simplify right side
    18,043,853.70x = 123,979,725,661,600.94
  5. Step 5: Solve for x
    x = 123,979,725,661,600.94/18,043,853.70
  6. Step 6: Final answer
    x = 6,871,022.55

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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.