Home / 21,708,034.40-32,562,051.60-13,630,131.20

Finding the Fourth Proportional to 21,708,034.40, 32,562,051.60 and 13,630,131.20

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Solution

The fourth proportional to 21,708,034.40, 32,562,051.60 and 13,630,131.20 is: 20,445,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,708,034.40 : 32,562,051.60 = 13,630,131.20 : x
  2. Step 2: Convert to fraction form
    21,708,034.40/32,562,051.60 = 13,630,131.20/x
  3. Step 3: Cross multiply
    21,708,034.40x = 32,562,051.60 × 13,630,131.20
  4. Step 4: Simplify right side
    21,708,034.40x = 443,825,035,449,169.94
  5. Step 5: Solve for x
    x = 443,825,035,449,169.94/21,708,034.40
  6. Step 6: Final answer
    x = 20,445,196.80

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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.