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Finding the Fourth Proportional to 36,291,357.90, 50,875,085.70 and 36,291,357.90

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Solution

The fourth proportional to 36,291,357.90, 50,875,085.70 and 36,291,357.90 is: 50,875,085.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,291,357.90 : 50,875,085.70 = 36,291,357.90 : x
  2. Step 2: Convert to fraction form
    36,291,357.90/50,875,085.70 = 36,291,357.90/x
  3. Step 3: Cross multiply
    36,291,357.90x = 50,875,085.70 × 36,291,357.90
  4. Step 4: Simplify right side
    36,291,357.90x = 1,846,325,943,331,872
  5. Step 5: Solve for x
    x = 1,846,325,943,331,872/36,291,357.90
  6. Step 6: Final answer
    x = 50,875,085.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.