Home / 5,105,514.60-7,658,271.90-2,708,125.20

Finding the Fourth Proportional to 5,105,514.60, 7,658,271.90 and 2,708,125.20

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Solution

The fourth proportional to 5,105,514.60, 7,658,271.90 and 2,708,125.20 is: 4,062,187.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,514.60 : 7,658,271.90 = 2,708,125.20 : x
  2. Step 2: Convert to fraction form
    5,105,514.60/7,658,271.90 = 2,708,125.20/x
  3. Step 3: Cross multiply
    5,105,514.60x = 7,658,271.90 × 2,708,125.20
  4. Step 4: Simplify right side
    5,105,514.60x = 20,739,559,120,841.88
  5. Step 5: Solve for x
    x = 20,739,559,120,841.88/5,105,514.60
  6. Step 6: Final answer
    x = 4,062,187.80

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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.