Home / 15,010,352.73-20,724,455.12-9,508,609.89

Finding the Fourth Proportional to 15,010,352.73, 20,724,455.12 and 9,508,609.89

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Solution

The fourth proportional to 15,010,352.73, 20,724,455.12 and 9,508,609.89 is: 13,128,322.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,010,352.73 : 20,724,455.12 = 9,508,609.89 : x
  2. Step 2: Convert to fraction form
    15,010,352.73/20,724,455.12 = 9,508,609.89/x
  3. Step 3: Cross multiply
    15,010,352.73x = 20,724,455.12 × 9,508,609.89
  4. Step 4: Simplify right side
    15,010,352.73x = 197,060,758,871,350.09
  5. Step 5: Solve for x
    x = 197,060,758,871,350.09/15,010,352.73
  6. Step 6: Final answer
    x = 13,128,322.99

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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.