Home / 17,919,436.51-26,871,681.13-5,620,231.03

Finding the Fourth Proportional to 17,919,436.51, 26,871,681.13 and 5,620,231.03

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Solution

The fourth proportional to 17,919,436.51, 26,871,681.13 and 5,620,231.03 is: 8,428,002.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,919,436.51 : 26,871,681.13 = 5,620,231.03 : x
  2. Step 2: Convert to fraction form
    17,919,436.51/26,871,681.13 = 5,620,231.03/x
  3. Step 3: Cross multiply
    17,919,436.51x = 26,871,681.13 × 5,620,231.03
  4. Step 4: Simplify right side
    17,919,436.51x = 151,025,056,115,091.47
  5. Step 5: Solve for x
    x = 151,025,056,115,091.47/17,919,436.51
  6. Step 6: Final answer
    x = 8,428,002.52

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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.