Home / 7,430,272.12-10,244,283.66-4,812,150.68

Finding the Fourth Proportional to 7,430,272.12, 10,244,283.66 and 4,812,150.68

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Solution

The fourth proportional to 7,430,272.12, 10,244,283.66 and 4,812,150.68 is: 6,634,620.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430,272.12 : 10,244,283.66 = 4,812,150.68 : x
  2. Step 2: Convert to fraction form
    7,430,272.12/10,244,283.66 = 4,812,150.68/x
  3. Step 3: Cross multiply
    7,430,272.12x = 10,244,283.66 × 4,812,150.68
  4. Step 4: Simplify right side
    7,430,272.12x = 49,297,036,580,581.88
  5. Step 5: Solve for x
    x = 49,297,036,580,581.88/7,430,272.12
  6. Step 6: Final answer
    x = 6,634,620.61

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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.