Home / 20,246,389.40-30,376,669.97-5,870,319.86

Finding the Fourth Proportional to 20,246,389.40, 30,376,669.97 and 5,870,319.86

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Solution

The fourth proportional to 20,246,389.40, 30,376,669.97 and 5,870,319.86 is: 8,807,534.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,246,389.40 : 30,376,669.97 = 5,870,319.86 : x
  2. Step 2: Convert to fraction form
    20,246,389.40/30,376,669.97 = 5,870,319.86/x
  3. Step 3: Cross multiply
    20,246,389.40x = 30,376,669.97 × 5,870,319.86
  4. Step 4: Simplify right side
    20,246,389.40x = 178,320,768,824,321.66
  5. Step 5: Solve for x
    x = 178,320,768,824,321.66/20,246,389.40
  6. Step 6: Final answer
    x = 8,807,534.29

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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.