Home / 12,241,607.65-18,346,665.08-7,444,204.45

Finding the Fourth Proportional to 12,241,607.65, 18,346,665.08 and 7,444,204.45

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Solution

The fourth proportional to 12,241,607.65, 18,346,665.08 and 7,444,204.45 is: 11,156,731.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241,607.65 : 18,346,665.08 = 7,444,204.45 : x
  2. Step 2: Convert to fraction form
    12,241,607.65/18,346,665.08 = 7,444,204.45/x
  3. Step 3: Cross multiply
    12,241,607.65x = 18,346,665.08 × 7,444,204.45
  4. Step 4: Simplify right side
    12,241,607.65x = 136,576,325,793,974.58
  5. Step 5: Solve for x
    x = 136,576,325,793,974.58/12,241,607.65
  6. Step 6: Final answer
    x = 11,156,731.18

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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.