Home / 31,293,367.32-46,939,318.20-8,265,908.91

Finding the Fourth Proportional to 31,293,367.32, 46,939,318.20 and 8,265,908.91

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Solution

The fourth proportional to 31,293,367.32, 46,939,318.20 and 8,265,908.91 is: 12,398,669.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,293,367.32 : 46,939,318.20 = 8,265,908.91 : x
  2. Step 2: Convert to fraction form
    31,293,367.32/46,939,318.20 = 8,265,908.91/x
  3. Step 3: Cross multiply
    31,293,367.32x = 46,939,318.20 × 8,265,908.91
  4. Step 4: Simplify right side
    31,293,367.32x = 387,996,128,538,705.19
  5. Step 5: Solve for x
    x = 387,996,128,538,705.19/31,293,367.32
  6. Step 6: Final answer
    x = 12,398,669.81

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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.