Home / 27,216,109.12-40,824,221.36-25,553,289.28

Finding the Fourth Proportional to 27,216,109.12, 40,824,221.36 and 25,553,289.28

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Solution

The fourth proportional to 27,216,109.12, 40,824,221.36 and 25,553,289.28 is: 38,329,988.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,216,109.12 : 40,824,221.36 = 25,553,289.28 : x
  2. Step 2: Convert to fraction form
    27,216,109.12/40,824,221.36 = 25,553,289.28/x
  3. Step 3: Cross multiply
    27,216,109.12x = 40,824,221.36 × 25,553,289.28
  4. Step 4: Simplify right side
    27,216,109.12x = 1,043,193,138,042,835
  5. Step 5: Solve for x
    x = 1,043,193,138,042,835/27,216,109.12
  6. Step 6: Final answer
    x = 38,329,988.08

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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.