Home / 21,559,932.20-32,339,898.30-19,796,335.40

Finding the Fourth Proportional to 21,559,932.20, 32,339,898.30 and 19,796,335.40

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Solution

The fourth proportional to 21,559,932.20, 32,339,898.30 and 19,796,335.40 is: 29,694,503.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,559,932.20 : 32,339,898.30 = 19,796,335.40 : x
  2. Step 2: Convert to fraction form
    21,559,932.20/32,339,898.30 = 19,796,335.40/x
  3. Step 3: Cross multiply
    21,559,932.20x = 32,339,898.30 × 19,796,335.40
  4. Step 4: Simplify right side
    21,559,932.20x = 640,211,473,548,689.75
  5. Step 5: Solve for x
    x = 640,211,473,548,689.75/21,559,932.20
  6. Step 6: Final answer
    x = 29,694,503.10

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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.