Home / 27,921,389.40-41,886,020.70-8,750,147.40

Finding the Fourth Proportional to 27,921,389.40, 41,886,020.70 and 8,750,147.40

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Solution

The fourth proportional to 27,921,389.40, 41,886,020.70 and 8,750,147.40 is: 13,126,454.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,921,389.40 : 41,886,020.70 = 8,750,147.40 : x
  2. Step 2: Convert to fraction form
    27,921,389.40/41,886,020.70 = 8,750,147.40/x
  3. Step 3: Cross multiply
    27,921,389.40x = 41,886,020.70 × 8,750,147.40
  4. Step 4: Simplify right side
    27,921,389.40x = 366,508,855,124,451.25
  5. Step 5: Solve for x
    x = 366,508,855,124,451.25/27,921,389.40
  6. Step 6: Final answer
    x = 13,126,454.77

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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.