Home / 11,633,901.56-17,402,240.80-8,175,390.72

Finding the Fourth Proportional to 11,633,901.56, 17,402,240.80 and 8,175,390.72

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Solution

The fourth proportional to 11,633,901.56, 17,402,240.80 and 8,175,390.72 is: 12,228,925.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,633,901.56 : 17,402,240.80 = 8,175,390.72 : x
  2. Step 2: Convert to fraction form
    11,633,901.56/17,402,240.80 = 8,175,390.72/x
  3. Step 3: Cross multiply
    11,633,901.56x = 17,402,240.80 × 8,175,390.72
  4. Step 4: Simplify right side
    11,633,901.56x = 142,270,117,943,525.38
  5. Step 5: Solve for x
    x = 142,270,117,943,525.38/11,633,901.56
  6. Step 6: Final answer
    x = 12,228,925.71

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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.