Home / 31,680,328.11-43,718,870.57-17,193,640.11

Finding the Fourth Proportional to 31,680,328.11, 43,718,870.57 and 17,193,640.11

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Solution

The fourth proportional to 31,680,328.11, 43,718,870.57 and 17,193,640.11 is: 23,727,233.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,680,328.11 : 43,718,870.57 = 17,193,640.11 : x
  2. Step 2: Convert to fraction form
    31,680,328.11/43,718,870.57 = 17,193,640.11/x
  3. Step 3: Cross multiply
    31,680,328.11x = 43,718,870.57 × 17,193,640.11
  4. Step 4: Simplify right side
    31,680,328.11x = 751,686,526,596,250.50
  5. Step 5: Solve for x
    x = 751,686,526,596,250.50/31,680,328.11
  6. Step 6: Final answer
    x = 23,727,233.00

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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.