Home / 27,979,502.40-41,970,751.56-8,811,752.40

Finding the Fourth Proportional to 27,979,502.40, 41,970,751.56 and 8,811,752.40

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Solution

The fourth proportional to 27,979,502.40, 41,970,751.56 and 8,811,752.40 is: 13,218,100.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,979,502.40 : 41,970,751.56 = 8,811,752.40 : x
  2. Step 2: Convert to fraction form
    27,979,502.40/41,970,751.56 = 8,811,752.40/x
  3. Step 3: Cross multiply
    27,979,502.40x = 41,970,751.56 × 8,811,752.40
  4. Step 4: Simplify right side
    27,979,502.40x = 369,835,870,788,633.75
  5. Step 5: Solve for x
    x = 369,835,870,788,633.75/27,979,502.40
  6. Step 6: Final answer
    x = 13,218,100.36

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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.