Home / 11,914,783.63-17,878,211.55-5,437,141.12

Finding the Fourth Proportional to 11,914,783.63, 17,878,211.55 and 5,437,141.12

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Solution

The fourth proportional to 11,914,783.63, 17,878,211.55 and 5,437,141.12 is: 8,158,466.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,914,783.63 : 17,878,211.55 = 5,437,141.12 : x
  2. Step 2: Convert to fraction form
    11,914,783.63/17,878,211.55 = 5,437,141.12/x
  3. Step 3: Cross multiply
    11,914,783.63x = 17,878,211.55 × 5,437,141.12
  4. Step 4: Simplify right side
    11,914,783.63x = 97,206,359,170,563.94
  5. Step 5: Solve for x
    x = 97,206,359,170,563.94/11,914,783.63
  6. Step 6: Final answer
    x = 8,158,466.17

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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.