Home / 12,000,117.29-16,560,238.32-7,037,546.80

Finding the Fourth Proportional to 12,000,117.29, 16,560,238.32 and 7,037,546.80

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Solution

The fourth proportional to 12,000,117.29, 16,560,238.32 and 7,037,546.80 is: 9,711,859.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,000,117.29 : 16,560,238.32 = 7,037,546.80 : x
  2. Step 2: Convert to fraction form
    12,000,117.29/16,560,238.32 = 7,037,546.80/x
  3. Step 3: Cross multiply
    12,000,117.29x = 16,560,238.32 × 7,037,546.80
  4. Step 4: Simplify right side
    12,000,117.29x = 116,543,452,196,153.38
  5. Step 5: Solve for x
    x = 116,543,452,196,153.38/12,000,117.29
  6. Step 6: Final answer
    x = 9,711,859.42

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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.