Home / 13,102,852.20-19,666,719.90-8,064,004.20

Finding the Fourth Proportional to 13,102,852.20, 19,666,719.90 and 8,064,004.20

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Solution

The fourth proportional to 13,102,852.20, 19,666,719.90 and 8,064,004.20 is: 12,103,663.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,102,852.20 : 19,666,719.90 = 8,064,004.20 : x
  2. Step 2: Convert to fraction form
    13,102,852.20/19,666,719.90 = 8,064,004.20/x
  3. Step 3: Cross multiply
    13,102,852.20x = 19,666,719.90 × 8,064,004.20
  4. Step 4: Simplify right side
    13,102,852.20x = 158,592,511,873,823.56
  5. Step 5: Solve for x
    x = 158,592,511,873,823.56/13,102,852.20
  6. Step 6: Final answer
    x = 12,103,663.34

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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.