Home / 11,671,022.80-17,506,534.20-8,269,800.40

Finding the Fourth Proportional to 11,671,022.80, 17,506,534.20 and 8,269,800.40

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Solution

The fourth proportional to 11,671,022.80, 17,506,534.20 and 8,269,800.40 is: 12,404,700.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,671,022.80 : 17,506,534.20 = 8,269,800.40 : x
  2. Step 2: Convert to fraction form
    11,671,022.80/17,506,534.20 = 8,269,800.40/x
  3. Step 3: Cross multiply
    11,671,022.80x = 17,506,534.20 × 8,269,800.40
  4. Step 4: Simplify right side
    11,671,022.80x = 144,775,543,529,773.69
  5. Step 5: Solve for x
    x = 144,775,543,529,773.69/11,671,022.80
  6. Step 6: Final answer
    x = 12,404,700.60

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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.