Home / 5,365,628.30-8,048,442.45-4,987,714.70

Finding the Fourth Proportional to 5,365,628.30, 8,048,442.45 and 4,987,714.70

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Solution

The fourth proportional to 5,365,628.30, 8,048,442.45 and 4,987,714.70 is: 7,481,572.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365,628.30 : 8,048,442.45 = 4,987,714.70 : x
  2. Step 2: Convert to fraction form
    5,365,628.30/8,048,442.45 = 4,987,714.70/x
  3. Step 3: Cross multiply
    5,365,628.30x = 8,048,442.45 × 4,987,714.70
  4. Step 4: Simplify right side
    5,365,628.30x = 40,143,334,719,969.02
  5. Step 5: Solve for x
    x = 40,143,334,719,969.02/5,365,628.30
  6. Step 6: Final answer
    x = 7,481,572.05

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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.