Home / 12,618,796.66-17,413,951.71-6,817,583.01

Finding the Fourth Proportional to 12,618,796.66, 17,413,951.71 and 6,817,583.01

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Solution

The fourth proportional to 12,618,796.66, 17,413,951.71 and 6,817,583.01 is: 9,408,271.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,618,796.66 : 17,413,951.71 = 6,817,583.01 : x
  2. Step 2: Convert to fraction form
    12,618,796.66/17,413,951.71 = 6,817,583.01/x
  3. Step 3: Cross multiply
    12,618,796.66x = 17,413,951.71 × 6,817,583.01
  4. Step 4: Simplify right side
    12,618,796.66x = 118,721,061,405,924.70
  5. Step 5: Solve for x
    x = 118,721,061,405,924.70/12,618,796.66
  6. Step 6: Final answer
    x = 9,408,271.22

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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.