Home / 14,429,519.24-19,903,156.45-9,279,396.68

Finding the Fourth Proportional to 14,429,519.24, 19,903,156.45 and 9,279,396.68

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Solution

The fourth proportional to 14,429,519.24, 19,903,156.45 and 9,279,396.68 is: 12,799,406.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,429,519.24 : 19,903,156.45 = 9,279,396.68 : x
  2. Step 2: Convert to fraction form
    14,429,519.24/19,903,156.45 = 9,279,396.68/x
  3. Step 3: Cross multiply
    14,429,519.24x = 19,903,156.45 × 9,279,396.68
  4. Step 4: Simplify right side
    14,429,519.24x = 184,689,283,760,936.34
  5. Step 5: Solve for x
    x = 184,689,283,760,936.34/14,429,519.24
  6. Step 6: Final answer
    x = 12,799,406.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.