Home / 11,113,821.60-16,639,239.60-9,980,080.80

Finding the Fourth Proportional to 11,113,821.60, 16,639,239.60 and 9,980,080.80

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Solution

The fourth proportional to 11,113,821.60, 16,639,239.60 and 9,980,080.80 is: 14,941,841.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113,821.60 : 16,639,239.60 = 9,980,080.80 : x
  2. Step 2: Convert to fraction form
    11,113,821.60/16,639,239.60 = 9,980,080.80/x
  3. Step 3: Cross multiply
    11,113,821.60x = 16,639,239.60 × 9,980,080.80
  4. Step 4: Simplify right side
    11,113,821.60x = 166,060,955,658,559.69
  5. Step 5: Solve for x
    x = 166,060,955,658,559.69/11,113,821.60
  6. Step 6: Final answer
    x = 14,941,841.04

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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.