Home / 21,884,764.75-32,827,103.08-20,553,006.89

Finding the Fourth Proportional to 21,884,764.75, 32,827,103.08 and 20,553,006.89

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Solution

The fourth proportional to 21,884,764.75, 32,827,103.08 and 20,553,006.89 is: 30,829,468.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,884,764.75 : 32,827,103.08 = 20,553,006.89 : x
  2. Step 2: Convert to fraction form
    21,884,764.75/32,827,103.08 = 20,553,006.89/x
  3. Step 3: Cross multiply
    21,884,764.75x = 32,827,103.08 × 20,553,006.89
  4. Step 4: Simplify right side
    21,884,764.75x = 674,695,675,812,665.38
  5. Step 5: Solve for x
    x = 674,695,675,812,665.38/21,884,764.75
  6. Step 6: Final answer
    x = 30,829,468.98

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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.