Home / 13,154,101.11-18,152,339.36-7,353,564.75

Finding the Fourth Proportional to 13,154,101.11, 18,152,339.36 and 7,353,564.75

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Solution

The fourth proportional to 13,154,101.11, 18,152,339.36 and 7,353,564.75 is: 10,147,740.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,154,101.11 : 18,152,339.36 = 7,353,564.75 : x
  2. Step 2: Convert to fraction form
    13,154,101.11/18,152,339.36 = 7,353,564.75/x
  3. Step 3: Cross multiply
    13,154,101.11x = 18,152,339.36 × 7,353,564.75
  4. Step 4: Simplify right side
    13,154,101.11x = 133,484,402,810,965.73
  5. Step 5: Solve for x
    x = 133,484,402,810,965.73/13,154,101.11
  6. Step 6: Final answer
    x = 10,147,740.37

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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.