Home / 5,452,334.20-8,178,501.30-5,415,009.40

Finding the Fourth Proportional to 5,452,334.20, 8,178,501.30 and 5,415,009.40

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Solution

The fourth proportional to 5,452,334.20, 8,178,501.30 and 5,415,009.40 is: 8,122,514.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452,334.20 : 8,178,501.30 = 5,415,009.40 : x
  2. Step 2: Convert to fraction form
    5,452,334.20/8,178,501.30 = 5,415,009.40/x
  3. Step 3: Cross multiply
    5,452,334.20x = 8,178,501.30 × 5,415,009.40
  4. Step 4: Simplify right side
    5,452,334.20x = 44,286,661,417,412.22
  5. Step 5: Solve for x
    x = 44,286,661,417,412.22/5,452,334.20
  6. Step 6: Final answer
    x = 8,122,514.10

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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.