Home / 5,562,166.60-8,343,249.90-5,172,443.20

Finding the Fourth Proportional to 5,562,166.60, 8,343,249.90 and 5,172,443.20

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Solution

The fourth proportional to 5,562,166.60, 8,343,249.90 and 5,172,443.20 is: 7,758,664.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,562,166.60 : 8,343,249.90 = 5,172,443.20 : x
  2. Step 2: Convert to fraction form
    5,562,166.60/8,343,249.90 = 5,172,443.20/x
  3. Step 3: Cross multiply
    5,562,166.60x = 8,343,249.90 × 5,172,443.20
  4. Step 4: Simplify right side
    5,562,166.60x = 43,154,986,211,155.68
  5. Step 5: Solve for x
    x = 43,154,986,211,155.68/5,562,166.60
  6. Step 6: Final answer
    x = 7,758,664.80

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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.