Home / 11,721,484.10-16,170,495.58-7,072,676.28

Finding the Fourth Proportional to 11,721,484.10, 16,170,495.58 and 7,072,676.28

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Solution

The fourth proportional to 11,721,484.10, 16,170,495.58 and 7,072,676.28 is: 9,757,184.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,721,484.10 : 16,170,495.58 = 7,072,676.28 : x
  2. Step 2: Convert to fraction form
    11,721,484.10/16,170,495.58 = 7,072,676.28/x
  3. Step 3: Cross multiply
    11,721,484.10x = 16,170,495.58 × 7,072,676.28
  4. Step 4: Simplify right side
    11,721,484.10x = 114,368,680,524,510.84
  5. Step 5: Solve for x
    x = 114,368,680,524,510.84/11,721,484.10
  6. Step 6: Final answer
    x = 9,757,184.29

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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.