Home / 5,518,005.60-8,272,083.60-2,151,429.60

Finding the Fourth Proportional to 5,518,005.60, 8,272,083.60 and 2,151,429.60

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Solution

The fourth proportional to 5,518,005.60, 8,272,083.60 and 2,151,429.60 is: 3,225,224.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518,005.60 : 8,272,083.60 = 2,151,429.60 : x
  2. Step 2: Convert to fraction form
    5,518,005.60/8,272,083.60 = 2,151,429.60/x
  3. Step 3: Cross multiply
    5,518,005.60x = 8,272,083.60 × 2,151,429.60
  4. Step 4: Simplify right side
    5,518,005.60x = 17,796,805,510,714.56
  5. Step 5: Solve for x
    x = 17,796,805,510,714.56/5,518,005.60
  6. Step 6: Final answer
    x = 3,225,224.26

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1.5x scale

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.