Home / 18,412,266.91-27,626,364.69-9,882,638.86

Finding the Fourth Proportional to 18,412,266.91, 27,626,364.69 and 9,882,638.86

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Solution

The fourth proportional to 18,412,266.91, 27,626,364.69 and 9,882,638.86 is: 14,828,233.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,412,266.91 : 27,626,364.69 = 9,882,638.86 : x
  2. Step 2: Convert to fraction form
    18,412,266.91/27,626,364.69 = 9,882,638.86/x
  3. Step 3: Cross multiply
    18,412,266.91x = 27,626,364.69 × 9,882,638.86
  4. Step 4: Simplify right side
    18,412,266.91x = 273,021,385,245,925.84
  5. Step 5: Solve for x
    x = 273,021,385,245,925.84/18,412,266.91
  6. Step 6: Final answer
    x = 14,828,233.08

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1.5x scale

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.