Home / 11,814,446.40-17,721,669.60-8,828,462.40

Finding the Fourth Proportional to 11,814,446.40, 17,721,669.60 and 8,828,462.40

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Solution

The fourth proportional to 11,814,446.40, 17,721,669.60 and 8,828,462.40 is: 13,242,693.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,814,446.40 : 17,721,669.60 = 8,828,462.40 : x
  2. Step 2: Convert to fraction form
    11,814,446.40/17,721,669.60 = 8,828,462.40/x
  3. Step 3: Cross multiply
    11,814,446.40x = 17,721,669.60 × 8,828,462.40
  4. Step 4: Simplify right side
    11,814,446.40x = 156,455,093,728,823.06
  5. Step 5: Solve for x
    x = 156,455,093,728,823.06/11,814,446.40
  6. Step 6: Final answer
    x = 13,242,693.60

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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.