Home / 21,492,937.80-32,257,032.30-21,324,976.20

Finding the Fourth Proportional to 21,492,937.80, 32,257,032.30 and 21,324,976.20

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Solution

The fourth proportional to 21,492,937.80, 32,257,032.30 and 21,324,976.20 is: 32,004,952.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,492,937.80 : 32,257,032.30 = 21,324,976.20 : x
  2. Step 2: Convert to fraction form
    21,492,937.80/32,257,032.30 = 21,324,976.20/x
  3. Step 3: Cross multiply
    21,492,937.80x = 32,257,032.30 × 21,324,976.20
  4. Step 4: Simplify right side
    21,492,937.80x = 687,880,446,080,131.25
  5. Step 5: Solve for x
    x = 687,880,446,080,131.25/21,492,937.80
  6. Step 6: Final answer
    x = 32,004,952.16

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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.