Home / 12,654,051.45-19,011,358.14-8,113,995.24

Finding the Fourth Proportional to 12,654,051.45, 19,011,358.14 and 8,113,995.24

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Solution

The fourth proportional to 12,654,051.45, 19,011,358.14 and 8,113,995.24 is: 12,190,409.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,654,051.45 : 19,011,358.14 = 8,113,995.24 : x
  2. Step 2: Convert to fraction form
    12,654,051.45/19,011,358.14 = 8,113,995.24/x
  3. Step 3: Cross multiply
    12,654,051.45x = 19,011,358.14 × 8,113,995.24
  4. Step 4: Simplify right side
    12,654,051.45x = 154,258,069,453,895.25
  5. Step 5: Solve for x
    x = 154,258,069,453,895.25/12,654,051.45
  6. Step 6: Final answer
    x = 12,190,409.54

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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.