Home / 13,457,532.80-20,186,299.20-7,000,524.65

Finding the Fourth Proportional to 13,457,532.80, 20,186,299.20 and 7,000,524.65

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Solution

The fourth proportional to 13,457,532.80, 20,186,299.20 and 7,000,524.65 is: 10,500,786.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,457,532.80 : 20,186,299.20 = 7,000,524.65 : x
  2. Step 2: Convert to fraction form
    13,457,532.80/20,186,299.20 = 7,000,524.65/x
  3. Step 3: Cross multiply
    13,457,532.80x = 20,186,299.20 × 7,000,524.65
  4. Step 4: Simplify right side
    13,457,532.80x = 141,314,685,141,875.28
  5. Step 5: Solve for x
    x = 141,314,685,141,875.28/13,457,532.80
  6. Step 6: Final answer
    x = 10,500,786.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.