Home / 11,647,904.34-16,069,373.28-7,729,508.28

Finding the Fourth Proportional to 11,647,904.34, 16,069,373.28 and 7,729,508.28

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Solution

The fourth proportional to 11,647,904.34, 16,069,373.28 and 7,729,508.28 is: 10,663,579.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,647,904.34 : 16,069,373.28 = 7,729,508.28 : x
  2. Step 2: Convert to fraction form
    11,647,904.34/16,069,373.28 = 7,729,508.28/x
  3. Step 3: Cross multiply
    11,647,904.34x = 16,069,373.28 × 7,729,508.28
  4. Step 4: Simplify right side
    11,647,904.34x = 124,208,353,822,170.75
  5. Step 5: Solve for x
    x = 124,208,353,822,170.75/11,647,904.34
  6. Step 6: Final answer
    x = 10,663,579.49

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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.