Home / 7,897,720.50-11,846,580.75-1,914,088.50

Finding the Fourth Proportional to 7,897,720.50, 11,846,580.75 and 1,914,088.50

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Solution

The fourth proportional to 7,897,720.50, 11,846,580.75 and 1,914,088.50 is: 2,871,132.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897,720.50 : 11,846,580.75 = 1,914,088.50 : x
  2. Step 2: Convert to fraction form
    7,897,720.50/11,846,580.75 = 1,914,088.50/x
  3. Step 3: Cross multiply
    7,897,720.50x = 11,846,580.75 × 1,914,088.50
  4. Step 4: Simplify right side
    7,897,720.50x = 22,675,403,977,896.38
  5. Step 5: Solve for x
    x = 22,675,403,977,896.38/7,897,720.50
  6. Step 6: Final answer
    x = 2,871,132.75

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Similar ratio
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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.