Home / 13,146,329.94-18,132,526.47-9,226,960.63

Finding the Fourth Proportional to 13,146,329.94, 18,132,526.47 and 9,226,960.63

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Solution

The fourth proportional to 13,146,329.94, 18,132,526.47 and 9,226,960.63 is: 12,726,601.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,146,329.94 : 18,132,526.47 = 9,226,960.63 : x
  2. Step 2: Convert to fraction form
    13,146,329.94/18,132,526.47 = 9,226,960.63/x
  3. Step 3: Cross multiply
    13,146,329.94x = 18,132,526.47 × 9,226,960.63
  4. Step 4: Simplify right side
    13,146,329.94x = 167,308,107,770,460.22
  5. Step 5: Solve for x
    x = 167,308,107,770,460.22/13,146,329.94
  6. Step 6: Final answer
    x = 12,726,601.92

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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.