Home / 19,616,541.12-27,070,959.78-10,915,080.48

Finding the Fourth Proportional to 19,616,541.12, 27,070,959.78 and 10,915,080.48

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Solution

The fourth proportional to 19,616,541.12, 27,070,959.78 and 10,915,080.48 is: 15,062,885.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616,541.12 : 27,070,959.78 = 10,915,080.48 : x
  2. Step 2: Convert to fraction form
    19,616,541.12/27,070,959.78 = 10,915,080.48/x
  3. Step 3: Cross multiply
    19,616,541.12x = 27,070,959.78 × 10,915,080.48
  4. Step 4: Simplify right side
    19,616,541.12x = 295,481,704,669,543.12
  5. Step 5: Solve for x
    x = 295,481,704,669,543.12/19,616,541.12
  6. Step 6: Final answer
    x = 15,062,885.09

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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.