Home / 35,539,430.80-53,309,145.80-8,613,086.80

Finding the Fourth Proportional to 35,539,430.80, 53,309,145.80 and 8,613,086.80

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Solution

The fourth proportional to 35,539,430.80, 53,309,145.80 and 8,613,086.80 is: 12,919,630.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,539,430.80 : 53,309,145.80 = 8,613,086.80 : x
  2. Step 2: Convert to fraction form
    35,539,430.80/53,309,145.80 = 8,613,086.80/x
  3. Step 3: Cross multiply
    35,539,430.80x = 53,309,145.80 × 8,613,086.80
  4. Step 4: Simplify right side
    35,539,430.80x = 459,156,300,009,255.44
  5. Step 5: Solve for x
    x = 459,156,300,009,255.44/35,539,430.80
  6. Step 6: Final answer
    x = 12,919,630.10

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Double scale
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Similar ratio
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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.