Home / 7,324,865.05-10,107,585.45-4,228,385.98

Finding the Fourth Proportional to 7,324,865.05, 10,107,585.45 and 4,228,385.98

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Solution

The fourth proportional to 7,324,865.05, 10,107,585.45 and 4,228,385.98 is: 5,834,752.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324,865.05 : 10,107,585.45 = 4,228,385.98 : x
  2. Step 2: Convert to fraction form
    7,324,865.05/10,107,585.45 = 4,228,385.98/x
  3. Step 3: Cross multiply
    7,324,865.05x = 10,107,585.45 × 4,228,385.98
  4. Step 4: Simplify right side
    7,324,865.05x = 42,738,772,562,021.10
  5. Step 5: Solve for x
    x = 42,738,772,562,021.10/7,324,865.05
  6. Step 6: Final answer
    x = 5,834,752.22

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1.5x scale

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.