Home / 7,897,799.81-11,846,699.75-1,914,167.81

Finding the Fourth Proportional to 7,897,799.81, 11,846,699.75 and 1,914,167.81

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Solution

The fourth proportional to 7,897,799.81, 11,846,699.75 and 1,914,167.81 is: 2,871,251.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897,799.81 : 11,846,699.75 = 1,914,167.81 : x
  2. Step 2: Convert to fraction form
    7,897,799.81/11,846,699.75 = 1,914,167.81/x
  3. Step 3: Cross multiply
    7,897,799.81x = 11,846,699.75 × 1,914,167.81
  4. Step 4: Simplify right side
    7,897,799.81x = 22,676,571,316,185.05
  5. Step 5: Solve for x
    x = 22,676,571,316,185.05/7,897,799.81
  6. Step 6: Final answer
    x = 2,871,251.72

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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.