Home / 11,867,637.60-17,801,456.40-7,388,661.60

Finding the Fourth Proportional to 11,867,637.60, 17,801,456.40 and 7,388,661.60

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Solution

The fourth proportional to 11,867,637.60, 17,801,456.40 and 7,388,661.60 is: 11,082,992.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,867,637.60 : 17,801,456.40 = 7,388,661.60 : x
  2. Step 2: Convert to fraction form
    11,867,637.60/17,801,456.40 = 7,388,661.60/x
  3. Step 3: Cross multiply
    11,867,637.60x = 17,801,456.40 × 7,388,661.60
  4. Step 4: Simplify right side
    11,867,637.60x = 131,528,937,326,754.22
  5. Step 5: Solve for x
    x = 131,528,937,326,754.22/11,867,637.60
  6. Step 6: Final answer
    x = 11,082,992.40

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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.