Home / 21,777,767.85-32,671,573.15-7,204,653.17

Finding the Fourth Proportional to 21,777,767.85, 32,671,573.15 and 7,204,653.17

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Solution

The fourth proportional to 21,777,767.85, 32,671,573.15 and 7,204,653.17 is: 10,808,607.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,777,767.85 : 32,671,573.15 = 7,204,653.17 : x
  2. Step 2: Convert to fraction form
    21,777,767.85/32,671,573.15 = 7,204,653.17/x
  3. Step 3: Cross multiply
    21,777,767.85x = 32,671,573.15 × 7,204,653.17
  4. Step 4: Simplify right side
    21,777,767.85x = 235,387,353,064,034.38
  5. Step 5: Solve for x
    x = 235,387,353,064,034.38/21,777,767.85
  6. Step 6: Final answer
    x = 10,808,607.87

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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.