Home / 11,584,708.29-15,987,007.67-6,428,549.61

Finding the Fourth Proportional to 11,584,708.29, 15,987,007.67 and 6,428,549.61

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Solution

The fourth proportional to 11,584,708.29, 15,987,007.67 and 6,428,549.61 is: 8,871,459.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,584,708.29 : 15,987,007.67 = 6,428,549.61 : x
  2. Step 2: Convert to fraction form
    11,584,708.29/15,987,007.67 = 6,428,549.61/x
  3. Step 3: Cross multiply
    11,584,708.29x = 15,987,007.67 × 6,428,549.61
  4. Step 4: Simplify right side
    11,584,708.29x = 102,773,271,889,902.77
  5. Step 5: Solve for x
    x = 102,773,271,889,902.77/11,584,708.29
  6. Step 6: Final answer
    x = 8,871,459.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.