Home / 21,952,199.16-32,771,688.12-20,493,390.24

Finding the Fourth Proportional to 21,952,199.16, 32,771,688.12 and 20,493,390.24

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Solution

The fourth proportional to 21,952,199.16, 32,771,688.12 and 20,493,390.24 is: 30,593,882.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,952,199.16 : 32,771,688.12 = 20,493,390.24 : x
  2. Step 2: Convert to fraction form
    21,952,199.16/32,771,688.12 = 20,493,390.24/x
  3. Step 3: Cross multiply
    21,952,199.16x = 32,771,688.12 × 20,493,390.24
  4. Step 4: Simplify right side
    21,952,199.16x = 671,602,993,466,731.88
  5. Step 5: Solve for x
    x = 671,602,993,466,731.88/21,952,199.16
  6. Step 6: Final answer
    x = 30,593,882.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.