Home / 6,911,697.59-9,538,371.72-3,772,133.16

Finding the Fourth Proportional to 6,911,697.59, 9,538,371.72 and 3,772,133.16

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Solution

The fourth proportional to 6,911,697.59, 9,538,371.72 and 3,772,133.16 is: 5,205,668.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911,697.59 : 9,538,371.72 = 3,772,133.16 : x
  2. Step 2: Convert to fraction form
    6,911,697.59/9,538,371.72 = 3,772,133.16/x
  3. Step 3: Cross multiply
    6,911,697.59x = 9,538,371.72 × 3,772,133.16
  4. Step 4: Simplify right side
    6,911,697.59x = 35,980,008,257,418.24
  5. Step 5: Solve for x
    x = 35,980,008,257,418.24/6,911,697.59
  6. Step 6: Final answer
    x = 5,205,668.77

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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.