Home / 21,727,498.80-32,586,192.12-8,087,069.16

Finding the Fourth Proportional to 21,727,498.80, 32,586,192.12 and 8,087,069.16

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Solution

The fourth proportional to 21,727,498.80, 32,586,192.12 and 8,087,069.16 is: 12,128,721.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,727,498.80 : 32,586,192.12 = 8,087,069.16 : x
  2. Step 2: Convert to fraction form
    21,727,498.80/32,586,192.12 = 8,087,069.16/x
  3. Step 3: Cross multiply
    21,727,498.80x = 32,586,192.12 × 8,087,069.16
  4. Step 4: Simplify right side
    21,727,498.80x = 263,526,789,335,487.03
  5. Step 5: Solve for x
    x = 263,526,789,335,487.03/21,727,498.80
  6. Step 6: Final answer
    x = 12,128,721.85

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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.