Home / 14,998,254.56-20,697,617.40-8,122,736.56

Finding the Fourth Proportional to 14,998,254.56, 20,697,617.40 and 8,122,736.56

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Solution

The fourth proportional to 14,998,254.56, 20,697,617.40 and 8,122,736.56 is: 11,209,390.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,998,254.56 : 20,697,617.40 = 8,122,736.56 : x
  2. Step 2: Convert to fraction form
    14,998,254.56/20,697,617.40 = 8,122,736.56/x
  3. Step 3: Cross multiply
    14,998,254.56x = 20,697,617.40 × 8,122,736.56
  4. Step 4: Simplify right side
    14,998,254.56x = 168,121,293,559,872.12
  5. Step 5: Solve for x
    x = 168,121,293,559,872.12/14,998,254.56
  6. Step 6: Final answer
    x = 11,209,390.59

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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.