Home / 11,697,378.64-16,141,139.84-6,469,556.20

Finding the Fourth Proportional to 11,697,378.64, 16,141,139.84 and 6,469,556.20

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Solution

The fourth proportional to 11,697,378.64, 16,141,139.84 and 6,469,556.20 is: 8,927,300.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,697,378.64 : 16,141,139.84 = 6,469,556.20 : x
  2. Step 2: Convert to fraction form
    11,697,378.64/16,141,139.84 = 6,469,556.20/x
  3. Step 3: Cross multiply
    11,697,378.64x = 16,141,139.84 × 6,469,556.20
  4. Step 4: Simplify right side
    11,697,378.64x = 104,426,011,326,939.02
  5. Step 5: Solve for x
    x = 104,426,011,326,939.02/11,697,378.64
  6. Step 6: Final answer
    x = 8,927,300.26

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1.5x scale

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.