Home / 12,599,879.36-17,386,717.47-7,017,699.96

Finding the Fourth Proportional to 12,599,879.36, 17,386,717.47 and 7,017,699.96

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Solution

The fourth proportional to 12,599,879.36, 17,386,717.47 and 7,017,699.96 is: 9,683,804.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,599,879.36 : 17,386,717.47 = 7,017,699.96 : x
  2. Step 2: Convert to fraction form
    12,599,879.36/17,386,717.47 = 7,017,699.96/x
  3. Step 3: Cross multiply
    12,599,879.36x = 17,386,717.47 × 7,017,699.96
  4. Step 4: Simplify right side
    12,599,879.36x = 122,014,766,493,750.30
  5. Step 5: Solve for x
    x = 122,014,766,493,750.30/12,599,879.36
  6. Step 6: Final answer
    x = 9,683,804.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.