Home / 21,905,117.92-32,850,689.01-7,524,718.12

Finding the Fourth Proportional to 21,905,117.92, 32,850,689.01 and 7,524,718.12

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Solution

The fourth proportional to 21,905,117.92, 32,850,689.01 and 7,524,718.12 is: 11,284,676.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,905,117.92 : 32,850,689.01 = 7,524,718.12 : x
  2. Step 2: Convert to fraction form
    21,905,117.92/32,850,689.01 = 7,524,718.12/x
  3. Step 3: Cross multiply
    21,905,117.92x = 32,850,689.01 × 7,524,718.12
  4. Step 4: Simplify right side
    21,905,117.92x = 247,192,174,848,031.88
  5. Step 5: Solve for x
    x = 247,192,174,848,031.88/21,905,117.92
  6. Step 6: Final answer
    x = 11,284,676.75

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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.