Home / 21,688,625.43-32,510,238.89-7,306,723.89

Finding the Fourth Proportional to 21,688,625.43, 32,510,238.89 and 7,306,723.89

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Solution

The fourth proportional to 21,688,625.43, 32,510,238.89 and 7,306,723.89 is: 10,952,438.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,688,625.43 : 32,510,238.89 = 7,306,723.89 : x
  2. Step 2: Convert to fraction form
    21,688,625.43/32,510,238.89 = 7,306,723.89/x
  3. Step 3: Cross multiply
    21,688,625.43x = 32,510,238.89 × 7,306,723.89
  4. Step 4: Simplify right side
    21,688,625.43x = 237,543,339,130,636.47
  5. Step 5: Solve for x
    x = 237,543,339,130,636.47/21,688,625.43
  6. Step 6: Final answer
    x = 10,952,438.64

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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.