Home / 5,500,752.72-8,252,818.40-2,625,788.16

Finding the Fourth Proportional to 5,500,752.72, 8,252,818.40 and 2,625,788.16

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Solution

The fourth proportional to 5,500,752.72, 8,252,818.40 and 2,625,788.16 is: 3,939,488.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500,752.72 : 8,252,818.40 = 2,625,788.16 : x
  2. Step 2: Convert to fraction form
    5,500,752.72/8,252,818.40 = 2,625,788.16/x
  3. Step 3: Cross multiply
    5,500,752.72x = 8,252,818.40 × 2,625,788.16
  4. Step 4: Simplify right side
    5,500,752.72x = 21,670,152,841,350.14
  5. Step 5: Solve for x
    x = 21,670,152,841,350.14/5,500,752.72
  6. Step 6: Final answer
    x = 3,939,488.64

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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.