Home / 21,820,371.63-32,730,721.52-9,686,573.05

Finding the Fourth Proportional to 21,820,371.63, 32,730,721.52 and 9,686,573.05

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Solution

The fourth proportional to 21,820,371.63, 32,730,721.52 and 9,686,573.05 is: 14,529,932.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,820,371.63 : 32,730,721.52 = 9,686,573.05 : x
  2. Step 2: Convert to fraction form
    21,820,371.63/32,730,721.52 = 9,686,573.05/x
  3. Step 3: Cross multiply
    21,820,371.63x = 32,730,721.52 × 9,686,573.05
  4. Step 4: Simplify right side
    21,820,371.63x = 317,048,524,770,600.56
  5. Step 5: Solve for x
    x = 317,048,524,770,600.56/21,820,371.63
  6. Step 6: Final answer
    x = 14,529,932.41

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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.