Home / 4,850,315.10-7,278,097.05-2,155,056.30

Finding the Fourth Proportional to 4,850,315.10, 7,278,097.05 and 2,155,056.30

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Solution

The fourth proportional to 4,850,315.10, 7,278,097.05 and 2,155,056.30 is: 3,233,750.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,850,315.10 : 7,278,097.05 = 2,155,056.30 : x
  2. Step 2: Convert to fraction form
    4,850,315.10/7,278,097.05 = 2,155,056.30/x
  3. Step 3: Cross multiply
    4,850,315.10x = 7,278,097.05 × 2,155,056.30
  4. Step 4: Simplify right side
    4,850,315.10x = 15,684,708,899,613.91
  5. Step 5: Solve for x
    x = 15,684,708,899,613.91/4,850,315.10
  6. Step 6: Final answer
    x = 3,233,750.50

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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.