Home / 7,282,443.91-10,909,029.70-3,628,157.35

Finding the Fourth Proportional to 7,282,443.91, 10,909,029.70 and 3,628,157.35

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Solution

The fourth proportional to 7,282,443.91, 10,909,029.70 and 3,628,157.35 is: 5,434,944.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,282,443.91 : 10,909,029.70 = 3,628,157.35 : x
  2. Step 2: Convert to fraction form
    7,282,443.91/10,909,029.70 = 3,628,157.35/x
  3. Step 3: Cross multiply
    7,282,443.91x = 10,909,029.70 × 3,628,157.35
  4. Step 4: Simplify right side
    7,282,443.91x = 39,579,676,287,423.30
  5. Step 5: Solve for x
    x = 39,579,676,287,423.30/7,282,443.91
  6. Step 6: Final answer
    x = 5,434,944.20

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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.