Home / 11,831,985.88-17,701,281.48-8,961,621.28

Finding the Fourth Proportional to 11,831,985.88, 17,701,281.48 and 8,961,621.28

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Solution

The fourth proportional to 11,831,985.88, 17,701,281.48 and 8,961,621.28 is: 13,407,063.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831,985.88 : 17,701,281.48 = 8,961,621.28 : x
  2. Step 2: Convert to fraction form
    11,831,985.88/17,701,281.48 = 8,961,621.28/x
  3. Step 3: Cross multiply
    11,831,985.88x = 17,701,281.48 × 8,961,621.28
  4. Step 4: Simplify right side
    11,831,985.88x = 158,632,180,794,437.88
  5. Step 5: Solve for x
    x = 158,632,180,794,437.88/11,831,985.88
  6. Step 6: Final answer
    x = 13,407,063.06

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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.