Home / 12,459,420.62-17,194,003.88-6,877,670.52

Finding the Fourth Proportional to 12,459,420.62, 17,194,003.88 and 6,877,670.52

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Solution

The fourth proportional to 12,459,420.62, 17,194,003.88 and 6,877,670.52 is: 9,491,187.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,459,420.62 : 17,194,003.88 = 6,877,670.52 : x
  2. Step 2: Convert to fraction form
    12,459,420.62/17,194,003.88 = 6,877,670.52/x
  3. Step 3: Cross multiply
    12,459,420.62x = 17,194,003.88 × 6,877,670.52
  4. Step 4: Simplify right side
    12,459,420.62x = 118,254,693,606,241.61
  5. Step 5: Solve for x
    x = 118,254,693,606,241.61/12,459,420.62
  6. Step 6: Final answer
    x = 9,491,187.21

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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.