Home / 9,171,673.50-12,669,859.75-7,348,240.38

Finding the Fourth Proportional to 9,171,673.50, 12,669,859.75 and 7,348,240.38

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Solution

The fourth proportional to 9,171,673.50, 12,669,859.75 and 7,348,240.38 is: 10,150,947.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,171,673.50 : 12,669,859.75 = 7,348,240.38 : x
  2. Step 2: Convert to fraction form
    9,171,673.50/12,669,859.75 = 7,348,240.38/x
  3. Step 3: Cross multiply
    9,171,673.50x = 12,669,859.75 × 7,348,240.38
  4. Step 4: Simplify right side
    9,171,673.50x = 93,101,175,023,886.70
  5. Step 5: Solve for x
    x = 93,101,175,023,886.70/9,171,673.50
  6. Step 6: Final answer
    x = 10,150,947.37

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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.