Home / 12,654,052.45-19,011,359.64-8,113,996.24

Finding the Fourth Proportional to 12,654,052.45, 19,011,359.64 and 8,113,996.24

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Solution

The fourth proportional to 12,654,052.45, 19,011,359.64 and 8,113,996.24 is: 12,190,411.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,654,052.45 : 19,011,359.64 = 8,113,996.24 : x
  2. Step 2: Convert to fraction form
    12,654,052.45/19,011,359.64 = 8,113,996.24/x
  3. Step 3: Cross multiply
    12,654,052.45x = 19,011,359.64 × 8,113,996.24
  4. Step 4: Simplify right side
    12,654,052.45x = 154,258,100,636,247.75
  5. Step 5: Solve for x
    x = 154,258,100,636,247.75/12,654,052.45
  6. Step 6: Final answer
    x = 12,190,411.04

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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.