Home / 11,768,057.60-17,670,748.80-8,931,372.80

Finding the Fourth Proportional to 11,768,057.60, 17,670,748.80 and 8,931,372.80

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Solution

The fourth proportional to 11,768,057.60, 17,670,748.80 and 8,931,372.80 is: 13,411,223.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,768,057.60 : 17,670,748.80 = 8,931,372.80 : x
  2. Step 2: Convert to fraction form
    11,768,057.60/17,670,748.80 = 8,931,372.80/x
  3. Step 3: Cross multiply
    11,768,057.60x = 17,670,748.80 × 8,931,372.80
  4. Step 4: Simplify right side
    11,768,057.60x = 157,824,045,187,952.66
  5. Step 5: Solve for x
    x = 157,824,045,187,952.66/11,768,057.60
  6. Step 6: Final answer
    x = 13,411,223.04

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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.