Home / 12,751,354.70-19,131,599.64-5,461,756.46

Finding the Fourth Proportional to 12,751,354.70, 19,131,599.64 and 5,461,756.46

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Solution

The fourth proportional to 12,751,354.70, 19,131,599.64 and 5,461,756.46 is: 8,194,591.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,751,354.70 : 19,131,599.64 = 5,461,756.46 : x
  2. Step 2: Convert to fraction form
    12,751,354.70/19,131,599.64 = 5,461,756.46/x
  3. Step 3: Cross multiply
    12,751,354.70x = 19,131,599.64 × 5,461,756.46
  4. Step 4: Simplify right side
    12,751,354.70x = 104,492,137,923,903.67
  5. Step 5: Solve for x
    x = 104,492,137,923,903.67/12,751,354.70
  6. Step 6: Final answer
    x = 8,194,591.11

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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.