Home / 13,253,308.20-19,851,968.70-11,013,820.20

Finding the Fourth Proportional to 13,253,308.20, 19,851,968.70 and 11,013,820.20

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Solution

The fourth proportional to 13,253,308.20, 19,851,968.70 and 11,013,820.20 is: 16,497,466.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,253,308.20 : 19,851,968.70 = 11,013,820.20 : x
  2. Step 2: Convert to fraction form
    13,253,308.20/19,851,968.70 = 11,013,820.20/x
  3. Step 3: Cross multiply
    13,253,308.20x = 19,851,968.70 × 11,013,820.20
  4. Step 4: Simplify right side
    13,253,308.20x = 218,646,013,877,827.72
  5. Step 5: Solve for x
    x = 218,646,013,877,827.72/13,253,308.20
  6. Step 6: Final answer
    x = 16,497,466.94

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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.