Home / 12,176,673.91-16,797,439.22-7,528,973.24

Finding the Fourth Proportional to 12,176,673.91, 16,797,439.22 and 7,528,973.24

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Solution

The fourth proportional to 12,176,673.91, 16,797,439.22 and 7,528,973.24 is: 10,386,043.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176,673.91 : 16,797,439.22 = 7,528,973.24 : x
  2. Step 2: Convert to fraction form
    12,176,673.91/16,797,439.22 = 7,528,973.24/x
  3. Step 3: Cross multiply
    12,176,673.91x = 16,797,439.22 × 7,528,973.24
  4. Step 4: Simplify right side
    12,176,673.91x = 126,467,470,392,255.20
  5. Step 5: Solve for x
    x = 126,467,470,392,255.20/12,176,673.91
  6. Step 6: Final answer
    x = 10,386,043.95

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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.