Home / 13,180,858.88-19,774,444.98-5,500,231.16

Finding the Fourth Proportional to 13,180,858.88, 19,774,444.98 and 5,500,231.16

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Solution

The fourth proportional to 13,180,858.88, 19,774,444.98 and 5,500,231.16 is: 8,251,663.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,180,858.88 : 19,774,444.98 = 5,500,231.16 : x
  2. Step 2: Convert to fraction form
    13,180,858.88/19,774,444.98 = 5,500,231.16/x
  3. Step 3: Cross multiply
    13,180,858.88x = 19,774,444.98 × 5,500,231.16
  4. Step 4: Simplify right side
    13,180,858.88x = 108,764,018,450,701.58
  5. Step 5: Solve for x
    x = 108,764,018,450,701.58/13,180,858.88
  6. Step 6: Final answer
    x = 8,251,663.98

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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.