Home / 13,031,999.64-17,984,765.34-8,140,118.04

Finding the Fourth Proportional to 13,031,999.64, 17,984,765.34 and 8,140,118.04

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Solution

The fourth proportional to 13,031,999.64, 17,984,765.34 and 8,140,118.04 is: 11,233,741.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,031,999.64 : 17,984,765.34 = 8,140,118.04 : x
  2. Step 2: Convert to fraction form
    13,031,999.64/17,984,765.34 = 8,140,118.04/x
  3. Step 3: Cross multiply
    13,031,999.64x = 17,984,765.34 × 8,140,118.04
  4. Step 4: Simplify right side
    13,031,999.64x = 146,398,112,789,300.72
  5. Step 5: Solve for x
    x = 146,398,112,789,300.72/13,031,999.64
  6. Step 6: Final answer
    x = 11,233,741.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.