Home / 27,975,022.56-41,964,895.68-7,780,264.56

Finding the Fourth Proportional to 27,975,022.56, 41,964,895.68 and 7,780,264.56

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Solution

The fourth proportional to 27,975,022.56, 41,964,895.68 and 7,780,264.56 is: 11,671,053.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,975,022.56 : 41,964,895.68 = 7,780,264.56 : x
  2. Step 2: Convert to fraction form
    27,975,022.56/41,964,895.68 = 7,780,264.56/x
  3. Step 3: Cross multiply
    27,975,022.56x = 41,964,895.68 × 7,780,264.56
  4. Step 4: Simplify right side
    27,975,022.56x = 326,497,990,623,201.06
  5. Step 5: Solve for x
    x = 326,497,990,623,201.06/27,975,022.56
  6. Step 6: Final answer
    x = 11,671,053.70

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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.