Home / 12,767,154.60-17,598,091.56-8,635,679.04

Finding the Fourth Proportional to 12,767,154.60, 17,598,091.56 and 8,635,679.04

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Solution

The fourth proportional to 12,767,154.60, 17,598,091.56 and 8,635,679.04 is: 11,903,315.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,767,154.60 : 17,598,091.56 = 8,635,679.04 : x
  2. Step 2: Convert to fraction form
    12,767,154.60/17,598,091.56 = 8,635,679.04/x
  3. Step 3: Cross multiply
    12,767,154.60x = 17,598,091.56 × 8,635,679.04
  4. Step 4: Simplify right side
    12,767,154.60x = 151,971,470,428,692.88
  5. Step 5: Solve for x
    x = 151,971,470,428,692.88/12,767,154.60
  6. Step 6: Final answer
    x = 11,903,315.59

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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.