Home / 10,485,417.70-15,730,509.22-3,199,529.19

Finding the Fourth Proportional to 10,485,417.70, 15,730,509.22 and 3,199,529.19

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Solution

The fourth proportional to 10,485,417.70, 15,730,509.22 and 3,199,529.19 is: 4,800,020.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,485,417.70 : 15,730,509.22 = 3,199,529.19 : x
  2. Step 2: Convert to fraction form
    10,485,417.70/15,730,509.22 = 3,199,529.19/x
  3. Step 3: Cross multiply
    10,485,417.70x = 15,730,509.22 × 3,199,529.19
  4. Step 4: Simplify right side
    10,485,417.70x = 50,330,223,473,944.72
  5. Step 5: Solve for x
    x = 50,330,223,473,944.72/10,485,417.70
  6. Step 6: Final answer
    x = 4,800,020.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.