Home / 27,703,519.36-38,230,933.64-15,144,725.77

Finding the Fourth Proportional to 27,703,519.36, 38,230,933.64 and 15,144,725.77

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Solution

The fourth proportional to 27,703,519.36, 38,230,933.64 and 15,144,725.77 is: 20,899,763.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,703,519.36 : 38,230,933.64 = 15,144,725.77 : x
  2. Step 2: Convert to fraction form
    27,703,519.36/38,230,933.64 = 15,144,725.77/x
  3. Step 3: Cross multiply
    27,703,519.36x = 38,230,933.64 × 15,144,725.77
  4. Step 4: Simplify right side
    27,703,519.36x = 578,997,005,952,615.88
  5. Step 5: Solve for x
    x = 578,997,005,952,615.88/27,703,519.36
  6. Step 6: Final answer
    x = 20,899,763.62

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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.