Home / 6,513,207.55-8,989,302.72-3,613,532.56

Finding the Fourth Proportional to 6,513,207.55, 8,989,302.72 and 3,613,532.56

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Solution

The fourth proportional to 6,513,207.55, 8,989,302.72 and 3,613,532.56 is: 4,987,272.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,513,207.55 : 8,989,302.72 = 3,613,532.56 : x
  2. Step 2: Convert to fraction form
    6,513,207.55/8,989,302.72 = 3,613,532.56/x
  3. Step 3: Cross multiply
    6,513,207.55x = 8,989,302.72 × 3,613,532.56
  4. Step 4: Simplify right side
    6,513,207.55x = 32,483,138,070,416.57
  5. Step 5: Solve for x
    x = 32,483,138,070,416.57/6,513,207.55
  6. Step 6: Final answer
    x = 4,987,272.07

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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.