Home / 13,041,421.60-19,562,132.40-9,010,343.20

Finding the Fourth Proportional to 13,041,421.60, 19,562,132.40 and 9,010,343.20

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Solution

The fourth proportional to 13,041,421.60, 19,562,132.40 and 9,010,343.20 is: 13,515,514.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041,421.60 : 19,562,132.40 = 9,010,343.20 : x
  2. Step 2: Convert to fraction form
    13,041,421.60/19,562,132.40 = 9,010,343.20/x
  3. Step 3: Cross multiply
    13,041,421.60x = 19,562,132.40 × 9,010,343.20
  4. Step 4: Simplify right side
    13,041,421.60x = 176,261,526,647,839.66
  5. Step 5: Solve for x
    x = 176,261,526,647,839.66/13,041,421.60
  6. Step 6: Final answer
    x = 13,515,514.80

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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.