Home / 31,353,083.96-47,035,682.44-11,920,799.08

Finding the Fourth Proportional to 31,353,083.96, 47,035,682.44 and 11,920,799.08

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Solution

The fourth proportional to 31,353,083.96, 47,035,682.44 and 11,920,799.08 is: 17,883,501.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,353,083.96 : 47,035,682.44 = 11,920,799.08 : x
  2. Step 2: Convert to fraction form
    31,353,083.96/47,035,682.44 = 11,920,799.08/x
  3. Step 3: Cross multiply
    31,353,083.96x = 47,035,682.44 × 11,920,799.08
  4. Step 4: Simplify right side
    31,353,083.96x = 560,702,919,957,924.12
  5. Step 5: Solve for x
    x = 560,702,919,957,924.12/31,353,083.96
  6. Step 6: Final answer
    x = 17,883,501.37

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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.