Home / 6,997,661.28-10,528,509.60-4,159,897.56

Finding the Fourth Proportional to 6,997,661.28, 10,528,509.60 and 4,159,897.56

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Solution

The fourth proportional to 6,997,661.28, 10,528,509.60 and 4,159,897.56 is: 6,258,879.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,997,661.28 : 10,528,509.60 = 4,159,897.56 : x
  2. Step 2: Convert to fraction form
    6,997,661.28/10,528,509.60 = 4,159,897.56/x
  3. Step 3: Cross multiply
    6,997,661.28x = 10,528,509.60 × 4,159,897.56
  4. Step 4: Simplify right side
    6,997,661.28x = 43,797,521,395,476.58
  5. Step 5: Solve for x
    x = 43,797,521,395,476.58/6,997,661.28
  6. Step 6: Final answer
    x = 6,258,879.88

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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.