Home / 19,652,489.48-27,120,072.17-10,711,676.72

Finding the Fourth Proportional to 19,652,489.48, 27,120,072.17 and 10,711,676.72

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Solution

The fourth proportional to 19,652,489.48, 27,120,072.17 and 10,711,676.72 is: 14,781,915.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,652,489.48 : 27,120,072.17 = 10,711,676.72 : x
  2. Step 2: Convert to fraction form
    19,652,489.48/27,120,072.17 = 10,711,676.72/x
  3. Step 3: Cross multiply
    19,652,489.48x = 27,120,072.17 × 10,711,676.72
  4. Step 4: Simplify right side
    19,652,489.48x = 290,501,445,518,950.12
  5. Step 5: Solve for x
    x = 290,501,445,518,950.12/19,652,489.48
  6. Step 6: Final answer
    x = 14,781,915.84

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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.