Home / 6,518,629.60-8,995,640.64-3,618,045.52

Finding the Fourth Proportional to 6,518,629.60, 8,995,640.64 and 3,618,045.52

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Solution

The fourth proportional to 6,518,629.60, 8,995,640.64 and 3,618,045.52 is: 4,992,864.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518,629.60 : 8,995,640.64 = 3,618,045.52 : x
  2. Step 2: Convert to fraction form
    6,518,629.60/8,995,640.64 = 3,618,045.52/x
  3. Step 3: Cross multiply
    6,518,629.60x = 8,995,640.64 × 3,618,045.52
  4. Step 4: Simplify right side
    6,518,629.60x = 32,546,637,317,081.93
  5. Step 5: Solve for x
    x = 32,546,637,317,081.93/6,518,629.60
  6. Step 6: Final answer
    x = 4,992,864.96

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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.