Home / 27,579,298.95-38,056,616.03-16,981,005.83

Finding the Fourth Proportional to 27,579,298.95, 38,056,616.03 and 16,981,005.83

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Solution

The fourth proportional to 27,579,298.95, 38,056,616.03 and 16,981,005.83 is: 23,432,053.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,579,298.95 : 38,056,616.03 = 16,981,005.83 : x
  2. Step 2: Convert to fraction form
    27,579,298.95/38,056,616.03 = 16,981,005.83/x
  3. Step 3: Cross multiply
    27,579,298.95x = 38,056,616.03 × 16,981,005.83
  4. Step 4: Simplify right side
    27,579,298.95x = 646,239,618,400,313.25
  5. Step 5: Solve for x
    x = 646,239,618,400,313.25/27,579,298.95
  6. Step 6: Final answer
    x = 23,432,053.86

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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.