Home / 12,803,450.04-19,185,541.56-8,699,544.48

Finding the Fourth Proportional to 12,803,450.04, 19,185,541.56 and 8,699,544.48

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Solution

The fourth proportional to 12,803,450.04, 19,185,541.56 and 8,699,544.48 is: 13,035,976.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,803,450.04 : 19,185,541.56 = 8,699,544.48 : x
  2. Step 2: Convert to fraction form
    12,803,450.04/19,185,541.56 = 8,699,544.48/x
  3. Step 3: Cross multiply
    12,803,450.04x = 19,185,541.56 × 8,699,544.48
  4. Step 4: Simplify right side
    12,803,450.04x = 166,905,472,174,108.59
  5. Step 5: Solve for x
    x = 166,905,472,174,108.59/12,803,450.04
  6. Step 6: Final answer
    x = 13,035,976.37

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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.