Home / 13,527,882.46-18,668,409.15-7,332,905.26

Finding the Fourth Proportional to 13,527,882.46, 18,668,409.15 and 7,332,905.26

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Solution

The fourth proportional to 13,527,882.46, 18,668,409.15 and 7,332,905.26 is: 10,119,372.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,527,882.46 : 18,668,409.15 = 7,332,905.26 : x
  2. Step 2: Convert to fraction form
    13,527,882.46/18,668,409.15 = 7,332,905.26/x
  3. Step 3: Cross multiply
    13,527,882.46x = 18,668,409.15 × 7,332,905.26
  4. Step 4: Simplify right side
    13,527,882.46x = 136,893,675,651,867.11
  5. Step 5: Solve for x
    x = 136,893,675,651,867.11/13,527,882.46
  6. Step 6: Final answer
    x = 10,119,372.05

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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.