Home / 31,110,071.81-46,663,778.43-10,641,621.70

Finding the Fourth Proportional to 31,110,071.81, 46,663,778.43 and 10,641,621.70

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Solution

The fourth proportional to 31,110,071.81, 46,663,778.43 and 10,641,621.70 is: 15,961,977.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,110,071.81 : 46,663,778.43 = 10,641,621.70 : x
  2. Step 2: Convert to fraction form
    31,110,071.81/46,663,778.43 = 10,641,621.70/x
  3. Step 3: Cross multiply
    31,110,071.81x = 46,663,778.43 × 10,641,621.70
  4. Step 4: Simplify right side
    31,110,071.81x = 496,578,276,940,525.88
  5. Step 5: Solve for x
    x = 496,578,276,940,525.88/31,110,071.81
  6. Step 6: Final answer
    x = 15,961,977.84

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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.