Home / 19,996,519.20-27,595,059.12-10,828,952.16

Finding the Fourth Proportional to 19,996,519.20, 27,595,059.12 and 10,828,952.16

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Solution

The fourth proportional to 19,996,519.20, 27,595,059.12 and 10,828,952.16 is: 14,943,879.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,996,519.20 : 27,595,059.12 = 10,828,952.16 : x
  2. Step 2: Convert to fraction form
    19,996,519.20/27,595,059.12 = 10,828,952.16/x
  3. Step 3: Cross multiply
    19,996,519.20x = 27,595,059.12 × 10,828,952.16
  4. Step 4: Simplify right side
    19,996,519.20x = 298,825,575,062,851.69
  5. Step 5: Solve for x
    x = 298,825,575,062,851.69/19,996,519.20
  6. Step 6: Final answer
    x = 14,943,879.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.