Home / 27,518,740.80-41,262,559.20-10,479,969.60

Finding the Fourth Proportional to 27,518,740.80, 41,262,559.20 and 10,479,969.60

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Solution

The fourth proportional to 27,518,740.80, 41,262,559.20 and 10,479,969.60 is: 15,714,031.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,518,740.80 : 41,262,559.20 = 10,479,969.60 : x
  2. Step 2: Convert to fraction form
    27,518,740.80/41,262,559.20 = 10,479,969.60/x
  3. Step 3: Cross multiply
    27,518,740.80x = 41,262,559.20 × 10,479,969.60
  4. Step 4: Simplify right side
    27,518,740.80x = 432,430,366,034,200.31
  5. Step 5: Solve for x
    x = 432,430,366,034,200.31/27,518,740.80
  6. Step 6: Final answer
    x = 15,714,031.73

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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.