Home / 31,185,574.76-46,774,788.26-8,158,731.38

Finding the Fourth Proportional to 31,185,574.76, 46,774,788.26 and 8,158,731.38

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Solution

The fourth proportional to 31,185,574.76, 46,774,788.26 and 8,158,731.38 is: 12,237,162.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,185,574.76 : 46,774,788.26 = 8,158,731.38 : x
  2. Step 2: Convert to fraction form
    31,185,574.76/46,774,788.26 = 8,158,731.38/x
  3. Step 3: Cross multiply
    31,185,574.76x = 46,774,788.26 × 8,158,731.38
  4. Step 4: Simplify right side
    31,185,574.76x = 381,622,932,670,455.50
  5. Step 5: Solve for x
    x = 381,622,932,670,455.50/31,185,574.76
  6. Step 6: Final answer
    x = 12,237,162.07

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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.