Home / 11,883,507.90-17,831,883.18-6,418,492.20

Finding the Fourth Proportional to 11,883,507.90, 17,831,883.18 and 6,418,492.20

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Solution

The fourth proportional to 11,883,507.90, 17,831,883.18 and 6,418,492.20 is: 9,631,314.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,883,507.90 : 17,831,883.18 = 6,418,492.20 : x
  2. Step 2: Convert to fraction form
    11,883,507.90/17,831,883.18 = 6,418,492.20/x
  3. Step 3: Cross multiply
    11,883,507.90x = 17,831,883.18 × 6,418,492.20
  4. Step 4: Simplify right side
    11,883,507.90x = 114,453,803,102,141.20
  5. Step 5: Solve for x
    x = 114,453,803,102,141.20/11,883,507.90
  6. Step 6: Final answer
    x = 9,631,314.60

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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.