Home / 31,091,116.32-46,641,990.24-10,619,712

Finding the Fourth Proportional to 31,091,116.32, 46,641,990.24 and 10,619,712

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Solution

The fourth proportional to 31,091,116.32, 46,641,990.24 and 10,619,712 is: 15,931,383.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,091,116.32 : 46,641,990.24 = 10,619,712 : x
  2. Step 2: Convert to fraction form
    31,091,116.32/46,641,990.24 = 10,619,712/x
  3. Step 3: Cross multiply
    31,091,116.32x = 46,641,990.24 × 10,619,712
  4. Step 4: Simplify right side
    31,091,116.32x = 495,324,503,455,610.88
  5. Step 5: Solve for x
    x = 495,324,503,455,610.88/31,091,116.32
  6. Step 6: Final answer
    x = 15,931,383.69

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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.