Home / 47,886,939.29-66,083,975.54-25,860,438.05

Finding the Fourth Proportional to 47,886,939.29, 66,083,975.54 and 25,860,438.05

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Solution

The fourth proportional to 47,886,939.29, 66,083,975.54 and 25,860,438.05 is: 35,687,404.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,886,939.29 : 66,083,975.54 = 25,860,438.05 : x
  2. Step 2: Convert to fraction form
    47,886,939.29/66,083,975.54 = 25,860,438.05/x
  3. Step 3: Cross multiply
    47,886,939.29x = 66,083,975.54 × 25,860,438.05
  4. Step 4: Simplify right side
    47,886,939.29x = 1,708,960,555,090,163.25
  5. Step 5: Solve for x
    x = 1,708,960,555,090,163.25/47,886,939.29
  6. Step 6: Final answer
    x = 35,687,404.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.