Home / 13,106,937.42-18,095,332.49-11,652,615.90

Finding the Fourth Proportional to 13,106,937.42, 18,095,332.49 and 11,652,615.90

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Solution

The fourth proportional to 13,106,937.42, 18,095,332.49 and 11,652,615.90 is: 16,087,507.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,106,937.42 : 18,095,332.49 = 11,652,615.90 : x
  2. Step 2: Convert to fraction form
    13,106,937.42/18,095,332.49 = 11,652,615.90/x
  3. Step 3: Cross multiply
    13,106,937.42x = 18,095,332.49 × 11,652,615.90
  4. Step 4: Simplify right side
    13,106,937.42x = 210,857,959,030,497.50
  5. Step 5: Solve for x
    x = 210,857,959,030,497.50/13,106,937.42
  6. Step 6: Final answer
    x = 16,087,507.89

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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.