Home / 13,609,007.10-20,443,923.45-11,369,519.10

Finding the Fourth Proportional to 13,609,007.10, 20,443,923.45 and 11,369,519.10

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Solution

The fourth proportional to 13,609,007.10, 20,443,923.45 and 11,369,519.10 is: 17,079,686.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,609,007.10 : 20,443,923.45 = 11,369,519.10 : x
  2. Step 2: Convert to fraction form
    13,609,007.10/20,443,923.45 = 11,369,519.10/x
  3. Step 3: Cross multiply
    13,609,007.10x = 20,443,923.45 × 11,369,519.10
  4. Step 4: Simplify right side
    13,609,007.10x = 232,437,578,143,712.88
  5. Step 5: Solve for x
    x = 232,437,578,143,712.88/13,609,007.10
  6. Step 6: Final answer
    x = 17,079,686.74

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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.