Home / 10,783,486.40-16,175,229.60-5,114,782.40

Finding the Fourth Proportional to 10,783,486.40, 16,175,229.60 and 5,114,782.40

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Solution

The fourth proportional to 10,783,486.40, 16,175,229.60 and 5,114,782.40 is: 7,672,173.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783,486.40 : 16,175,229.60 = 5,114,782.40 : x
  2. Step 2: Convert to fraction form
    10,783,486.40/16,175,229.60 = 5,114,782.40/x
  3. Step 3: Cross multiply
    10,783,486.40x = 16,175,229.60 × 5,114,782.40
  4. Step 4: Simplify right side
    10,783,486.40x = 82,732,779,674,039.05
  5. Step 5: Solve for x
    x = 82,732,779,674,039.05/10,783,486.40
  6. Step 6: Final answer
    x = 7,672,173.60

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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.