Home / 26,714,779.20-40,072,168.80-6,520,021.20

Finding the Fourth Proportional to 26,714,779.20, 40,072,168.80 and 6,520,021.20

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Solution

The fourth proportional to 26,714,779.20, 40,072,168.80 and 6,520,021.20 is: 9,780,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,714,779.20 : 40,072,168.80 = 6,520,021.20 : x
  2. Step 2: Convert to fraction form
    26,714,779.20/40,072,168.80 = 6,520,021.20/x
  3. Step 3: Cross multiply
    26,714,779.20x = 40,072,168.80 × 6,520,021.20
  4. Step 4: Simplify right side
    26,714,779.20x = 261,271,390,105,978.56
  5. Step 5: Solve for x
    x = 261,271,390,105,978.56/26,714,779.20
  6. Step 6: Final answer
    x = 9,780,031.80

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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.