Home / 30,377,674-45,561,371.52-8,513,021.08

Finding the Fourth Proportional to 30,377,674, 45,561,371.52 and 8,513,021.08

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Solution

The fourth proportional to 30,377,674, 45,561,371.52 and 8,513,021.08 is: 12,768,091.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,377,674 : 45,561,371.52 = 8,513,021.08 : x
  2. Step 2: Convert to fraction form
    30,377,674/45,561,371.52 = 8,513,021.08/x
  3. Step 3: Cross multiply
    30,377,674x = 45,561,371.52 × 8,513,021.08
  4. Step 4: Simplify right side
    30,377,674x = 387,864,916,183,471.69
  5. Step 5: Solve for x
    x = 387,864,916,183,471.69/30,377,674
  6. Step 6: Final answer
    x = 12,768,091.34

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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.