Home / 19,863,007.20-29,794,510.80-10,793,080.80

Finding the Fourth Proportional to 19,863,007.20, 29,794,510.80 and 10,793,080.80

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Solution

The fourth proportional to 19,863,007.20, 29,794,510.80 and 10,793,080.80 is: 16,189,621.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,863,007.20 : 29,794,510.80 = 10,793,080.80 : x
  2. Step 2: Convert to fraction form
    19,863,007.20/29,794,510.80 = 10,793,080.80/x
  3. Step 3: Cross multiply
    19,863,007.20x = 29,794,510.80 × 10,793,080.80
  4. Step 4: Simplify right side
    19,863,007.20x = 321,574,562,460,872.69
  5. Step 5: Solve for x
    x = 321,574,562,460,872.69/19,863,007.20
  6. Step 6: Final answer
    x = 16,189,621.20

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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.