Home / 15,763,431.15-23,649,575.40-7,676,670.60

Finding the Fourth Proportional to 15,763,431.15, 23,649,575.40 and 7,676,670.60

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Solution

The fourth proportional to 15,763,431.15, 23,649,575.40 and 7,676,670.60 is: 11,517,162.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,763,431.15 : 23,649,575.40 = 7,676,670.60 : x
  2. Step 2: Convert to fraction form
    15,763,431.15/23,649,575.40 = 7,676,670.60/x
  3. Step 3: Cross multiply
    15,763,431.15x = 23,649,575.40 × 7,676,670.60
  4. Step 4: Simplify right side
    15,763,431.15x = 181,550,000,175,663.22
  5. Step 5: Solve for x
    x = 181,550,000,175,663.22/15,763,431.15
  6. Step 6: Final answer
    x = 11,517,162.63

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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.