Home / 18,359,533.80-27,539,300.70-11,053,204.20

Finding the Fourth Proportional to 18,359,533.80, 27,539,300.70 and 11,053,204.20

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Solution

The fourth proportional to 18,359,533.80, 27,539,300.70 and 11,053,204.20 is: 16,579,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,359,533.80 : 27,539,300.70 = 11,053,204.20 : x
  2. Step 2: Convert to fraction form
    18,359,533.80/27,539,300.70 = 11,053,204.20/x
  3. Step 3: Cross multiply
    18,359,533.80x = 27,539,300.70 × 11,053,204.20
  4. Step 4: Simplify right side
    18,359,533.80x = 304,397,514,162,302.94
  5. Step 5: Solve for x
    x = 304,397,514,162,302.94/18,359,533.80
  6. Step 6: Final answer
    x = 16,579,806.30

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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.