Home / 23,093,180.12-31,867,291.89-12,639,175.08

Finding the Fourth Proportional to 23,093,180.12, 31,867,291.89 and 12,639,175.08

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Solution

The fourth proportional to 23,093,180.12, 31,867,291.89 and 12,639,175.08 is: 17,441,351.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,093,180.12 : 31,867,291.89 = 12,639,175.08 : x
  2. Step 2: Convert to fraction form
    23,093,180.12/31,867,291.89 = 12,639,175.08/x
  3. Step 3: Cross multiply
    23,093,180.12x = 31,867,291.89 × 12,639,175.08
  4. Step 4: Simplify right side
    23,093,180.12x = 402,776,281,363,837.62
  5. Step 5: Solve for x
    x = 402,776,281,363,837.62/23,093,180.12
  6. Step 6: Final answer
    x = 17,441,351.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.