Home / 10,685,030.40-14,745,313.92-5,790,387.84

Finding the Fourth Proportional to 10,685,030.40, 14,745,313.92 and 5,790,387.84

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Solution

The fourth proportional to 10,685,030.40, 14,745,313.92 and 5,790,387.84 is: 7,990,720.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,685,030.40 : 14,745,313.92 = 5,790,387.84 : x
  2. Step 2: Convert to fraction form
    10,685,030.40/14,745,313.92 = 5,790,387.84/x
  3. Step 3: Cross multiply
    10,685,030.40x = 14,745,313.92 × 5,790,387.84
  4. Step 4: Simplify right side
    10,685,030.40x = 85,381,086,419,350.73
  5. Step 5: Solve for x
    x = 85,381,086,419,350.73/10,685,030.40
  6. Step 6: Final answer
    x = 7,990,720.03

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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.